Can you replace the question mark with the correct number?

Look at me. I can bring a smile to your face, A tear to your eye, Or even a thought to your mind. But, I can't be seen. What am I?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

I am quite hot but become too cold if you remove the first two letters. What am I?

Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

One day, all the courtiers from Akbar's court were gathered in the assembly hall when one of them told the Emperor that all his valuables had been stolen by a thief the previous night.
This shocked the Emperor to his core as the place where that courter stayed was the most secured in the kingdom. The Emperor thought that it is not at all possible for an outsider to enter into the courtier's house and steal the valuables. Only another courtier could commit this crime. He quickly called Birbal to identify the thief.
Birbal thought for a while and successfully solved the mystery by identifying the thief in just one statement.
What did Birbal say?

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.