13312321112 has 32 divisors (see below), whose sum is σ = 25210861200. Its totient is φ = 6589509504.

The previous prime is 13312321093. The next prime is 13312321123. The reversal of 13312321112 is 21112321331.

It is a happy number.

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, 1527038 + ... + 1535730.

Almost surely, 2^13312321112 is an apocalyptic number.

It is an amenable number.

13312321112 is a deficient number, since it is larger than the sum of its proper divisors (11898540088).

13312321112 is a wasteful number, since it uses less digits than its factorization.

13312321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10595 (or 10591 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 13312321112 its reverse (21112321331), we get a palindrome (34424642443).

The spelling of 13312321112 in words is "thirteen billion, three hundred twelve million, three hundred twenty-one thousand, one hundred twelve".