No.
Yes, it is an extremely large number of people or things.
"Jillion" is an informal, slang word that's used to mean "really big number". It has no formal mathematical definition, and it's not a number that can be written, or used for ordinary arithmetic operations.
A jillion is not a real number. Informally, it just means a lot.
No.
No, it is not.
No.
There is no such number.
jillions dont exist
about 5 jillion i believe
Until monkeys take over. Or until the sun blows up in like a jillion gazillion years...
a jillion dollars
1 Illinois jillion