100111113012 has 24 divisors (see below), whose sum is σ = 245886944800. Its totient is φ = 31614035616.

The previous prime is 100111112999. The next prime is 100111113061. The reversal of 100111113012 is 210311111001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

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, 219541687 + ... + 219542142.

Almost surely, 2^100111113012 is an apocalyptic number.

100111113012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100111113012 is an abundant number, since it is smaller than the sum of its proper divisors (145775831788).

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

100111113012 is a wasteful number, since it uses less digits than its factorization.

100111113012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439083855 (or 439083853 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 100111113012 its reverse (210311111001), we get a palindrome (310422224013).

The spelling of 100111113012 in words is "one hundred billion, one hundred eleven million, one hundred thirteen thousand, twelve".