There is no such thing as the number "zillion".
You don't. There is no such number as 'zillion'
Zillion is not a real word.
The term "zillion" is not a precise numerical value in standard mathematical notation. It is often used informally to represent an extremely large, unspecified number. Therefore, there is no specific numerical representation for "one zillion." If you are looking for a more specific large number, you could use scientific notation or specific prefixes like "googol" (10^100) or "googolplex" (10^(10^100)).
a zillion is not a real number so it's impossible
$A large number "Zillion" is a term to describe a very big number.
A zillion is not a real number: it is a word used to mean a very very large number. There is, therefore no numerical form.
There is no such number as "zillion".
a zillion. A zillion.
a zillion and 1
zillion and one
zillion and one.