13323432331 has 6 divisors (see below), whose sum is σ = 14644764596. Its totient is φ = 12112211100.

The previous prime is 13323432307. The next prime is 13323432337.

13323432331 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 13323432331 - 2¹¹ = 13323430283 is a prime.

It is a super-2 number, since 2×13323432331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13323432331.

It is not an unprimeable number, because it can be changed into a prime (13323432337) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55055385 + ... + 55055626.

Almost surely, 2^13323432331 is an apocalyptic number.

13323432331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

13323432331 is a deficient number, since it is larger than the sum of its proper divisors (1321332265).

13323432331 is a wasteful number, since it uses less digits than its factorization.

13323432331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110111033 (or 110111022 counting only the distinct ones).

The product of its digits is 11664, while the sum is 28.

The spelling of 13323432331 in words is "thirteen billion, three hundred twenty-three million, four hundred thirty-two thousand, three hundred thirty-one".