13311133232 has 20 divisors (see below), whose sum is σ = 25849082160. Its totient is φ = 6640402368.

The previous prime is 13311133219. The next prime is 13311133237. The reversal of 13311133232 is 23233111331.

It is a junction number, because it is equal to n+sod(n) for n = 13311133198 and 13311133207.

It is not an unprimeable number, because it can be changed into a prime (13311133237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 940523 + ... + 954570.

It is an arithmetic number, because the mean of its divisors is an integer number (1292454108).

Almost surely, 2^13311133232 is an apocalyptic number.

It is an amenable number.

13311133232 is a deficient number, since it is larger than the sum of its proper divisors (12537948928).

13311133232 is a wasteful number, since it uses less digits than its factorization.

13311133232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895540 (or 1895534 counting only the distinct ones).

The product of its digits is 972, while the sum is 23.

Adding to 13311133232 its reverse (23233111331), we get a palindrome (36544244563).

The spelling of 13311133232 in words is "thirteen billion, three hundred eleven million, one hundred thirty-three thousand, two hundred thirty-two".