100131013312 has 56 divisors (see below), whose sum is σ = 219996227520. Its totient is φ = 44834760960.

The previous prime is 100131013309. The next prime is 100131013351. The reversal of 100131013312 is 213310131001.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1014262 + ... + 1108597.

Almost surely, 2^100131013312 is an apocalyptic number.

It is an amenable number.

100131013312 is an abundant number, since it is smaller than the sum of its proper divisors (119865214208).

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

100131013312 is a wasteful number, since it uses less digits than its factorization.

100131013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122949 (or 2122939 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 100131013312 its reverse (213310131001), we get a palindrome (313441144313).

The spelling of 100131013312 in words is "one hundred billion, one hundred thirty-one million, thirteen thousand, three hundred twelve".