100117731056 has 20 divisors (see below), whose sum is σ = 221689261872. Its totient is φ = 42907598976.

The previous prime is 100117731023. The next prime is 100117731079. The reversal of 100117731056 is 650137711001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 446954045 + ... + 446954268.

Almost surely, 2^100117731056 is an apocalyptic number.

100117731056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100117731056 is an abundant number, since it is smaller than the sum of its proper divisors (121571530816).

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

100117731056 is an equidigital number, since it uses as much as digits as its factorization.

100117731056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 893908328 (or 893908322 counting only the distinct ones).

The product of its (nonzero) digits is 4410, while the sum is 32.

The spelling of 100117731056 in words is "one hundred billion, one hundred seventeen million, seven hundred thirty-one thousand, fifty-six".