13311031232 has 28 divisors (see below), whose sum is σ = 26460571920. Its totient is φ = 6643800576.

The previous prime is 13311031213. The next prime is 13311031271. The reversal of 13311031232 is 23213011331.

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, 146348 + ... + 219179.

Almost surely, 2^13311031232 is an apocalyptic number.

It is an amenable number.

13311031232 is a deficient number, since it is larger than the sum of its proper divisors (13149540688).

13311031232 is an equidigital number, since it uses as much as digits as its factorization.

13311031232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366108 (or 366098 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 13311031232 its reverse (23213011331), we get a palindrome (36524042563).

The spelling of 13311031232 in words is "thirteen billion, three hundred eleven million, thirty-one thousand, two hundred thirty-two".