113331012112 has 20 divisors (see below), whose sum is σ = 219750824556. Its totient is φ = 56621121920.

The previous prime is 113331012101. The next prime is 113331012121. The reversal of 113331012112 is 211210133311.

It can be written as a sum of positive squares in 2 ways, for example, as 90808206336 + 22522805776 = 301344^2 + 150076^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113331012112.

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, 2752939 + ... + 2793802.

Almost surely, 2^113331012112 is an apocalyptic number.

It is an amenable number.

113331012112 is a deficient number, since it is larger than the sum of its proper divisors (106419812444).

113331012112 is a wasteful number, since it uses less digits than its factorization.

113331012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5548026 (or 5548020 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 113331012112 its reverse (211210133311), we get a palindrome (324541145423).

The spelling of 113331012112 in words is "one hundred thirteen billion, three hundred thirty-one million, twelve thousand, one hundred twelve".