
1) Enormous number
Found on
https://www.crosswordclues.com/clue/centillion

One centillion is a number, which is equal to either 10303 or 10600, depending on the system used. == Short scale == In areas using the short scale, such as Canada, the US, and the UK, a centillion is 10303. It is formed on a pattern starting with a million: a million (1,000,000) has three zeroes more than a thousand (1,000); a billion (1,000,000,...
Found on
http://en.wikipedia.org/wiki/Centillion

A number equal to 10
303. See also: Googol.
Found on
https://www.encyclo.co.uk/local/20687
No exact match found.