100031012232 has 32 divisors (see below), whose sum is σ = 250655102880. Its totient is φ = 33266661120.

The previous prime is 100031012219. The next prime is 100031012239. The reversal of 100031012232 is 232210130001.

It is not an unprimeable number, because it can be changed into a prime (100031012239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4802494 + ... + 4823277.

It is an arithmetic number, because the mean of its divisors is an integer number (7832971965).

Almost surely, 2^100031012232 is an apocalyptic number.

100031012232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100031012232 is an abundant number, since it is smaller than the sum of its proper divisors (150624090648).

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

100031012232 is a wasteful number, since it uses less digits than its factorization.

100031012232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9626213 (or 9626209 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 100031012232 its reverse (232210130001), we get a palindrome (332241142233).

The spelling of 100031012232 in words is "one hundred billion, thirty-one million, twelve thousand, two hundred thirty-two".