100008331920 has 120 divisors (see below), whose sum is σ = 383841521856. Its totient is φ = 22859046144.

The previous prime is 100008331909. The next prime is 100008331931. The reversal of 100008331920 is 29133800001.

It is an interprime number because it is at equal distance from previous prime (100008331909) and next prime (100008331931).

It is a tau number, because it is divible by the number of its divisors (120).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9916422 + ... + 9926501.

Almost surely, 2^100008331920 is an apocalyptic number.

100008331920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100008331920 is an abundant number, since it is smaller than the sum of its proper divisors (283833189936).

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

100008331920 is a wasteful number, since it uses less digits than its factorization.

100008331920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19842949 (or 19842940 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The spelling of 100008331920 in words is "one hundred billion, eight million, three hundred thirty-one thousand, nine hundred twenty".