Yes, it is an extremely large number of people or things.
No, it is not.
A jillion is not a real number. Informally, it just means a lot.
No.
No.
A zillion is not a real number. Likewise for numbers such as jillion and gazillion.
"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.
No.
There is no such number.
my addiction substance... YOUTUBE!!!! they have like a jillion of fanmade ones and real ones too, and my laptop does not have flash... :D
jillions dont exist
about 5 jillion i believe
There are two meanings for the phrase "real number". 1,000,000 is a real number no matter which of them you use. (Numbers that are not "real numbers" are "imaginary" or "complex" numbers if you're using the phrase in one sense, and "made-up" numbers like "a jillion" in the other sense.)