100033111312 has 20 divisors (see below), whose sum is σ = 194529342976. Its totient is φ = 49831990560.

The previous prime is 100033111309. The next prime is 100033111319. The reversal of 100033111312 is 213111330001.

It is a super-2 number, since 2×100033111312² (a number of 23 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (100033111319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11530848 + ... + 11539519.

Almost surely, 2^100033111312 is an apocalyptic number.

It is an amenable number.

100033111312 is a deficient number, since it is larger than the sum of its proper divisors (94496231664).

100033111312 is a wasteful number, since it uses less digits than its factorization.

100033111312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23070646 (or 23070640 counting only the distinct ones).

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

Adding to 100033111312 its reverse (213111330001), we get a palindrome (313144441313).

The spelling of 100033111312 in words is "one hundred billion, thirty-three million, one hundred eleven thousand, three hundred twelve".