111111013012 has 12 divisors (see below), whose sum is σ = 194711739040. Its totient is φ = 55479087576.

The previous prime is 111111012977. The next prime is 111111013033. The reversal of 111111013012 is 210310111111.

It is a junction number, because it is equal to n+sod(n) for n = 111111012983 and 111111013001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19101462 + ... + 19107277.

Almost surely, 2^111111013012 is an apocalyptic number.

It is an amenable number.

111111013012 is a deficient number, since it is larger than the sum of its proper divisors (83600726028).

111111013012 is a wasteful number, since it uses less digits than its factorization.

111111013012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38209470 (or 38209468 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 13.

Adding to 111111013012 its reverse (210310111111), we get a palindrome (321421124123).

The spelling of 111111013012 in words is "one hundred eleven billion, one hundred eleven million, thirteen thousand, twelve".