100312012231032 has 32 divisors (see below), whose sum is σ = 286605749232000. Its totient is φ = 28660574923104.

The previous prime is 100312012231031. The next prime is 100312012231129. The reversal of 100312012231032 is 230132210213001.

It is a super-2 number, since 2×100312012231032² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100312012231031) 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, 298547655282 + ... + 298547655617.

It is an arithmetic number, because the mean of its divisors is an integer number (8956429663500).

Almost surely, 2^{100312012231032} is an apocalyptic number.

100312012231032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100312012231032 is an abundant number, since it is smaller than the sum of its proper divisors (186293737000968).

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

100312012231032 is a wasteful number, since it uses less digits than its factorization.

100312012231032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 597095310915 (or 597095310911 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 100312012231032 its reverse (230132210213001), we get a palindrome (330444222444033).

The spelling of 100312012231032 in words is "one hundred trillion, three hundred twelve billion, twelve million, two hundred thirty-one thousand, thirty-two".