100111011199980 has 96 divisors (see below), whose sum is σ = 308201458360320. Its totient is φ = 24078238894080.

The previous prime is 100111011199939. The next prime is 100111011199999. The reversal of 100111011199980 is 89991110111001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 597094725 + ... + 597262364.

It is an arithmetic number, because the mean of its divisors is an integer number (3210431857920).

Almost surely, 2^{100111011199980} is an apocalyptic number.

100111011199980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100111011199980 is an abundant number, since it is smaller than the sum of its proper divisors (208090447160340).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100111011199980 is a wasteful number, since it uses less digits than its factorization.

100111011199980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1194357239 (or 1194357237 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 42.

The spelling of 100111011199980 in words is "one hundred trillion, one hundred eleven billion, eleven million, one hundred ninety-nine thousand, nine hundred eighty".