13313312132 has 12 divisors (see below), whose sum is σ = 23317833756. Its totient is φ = 6651073920.

The previous prime is 13313312101. The next prime is 13313312137. The reversal of 13313312132 is 23121331331.

It can be written as a sum of positive squares in 2 ways, for example, as 4077333316 + 9235978816 = 63854^2 + 96104^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13313312098 and 13313312107.

It is not an unprimeable number, because it can be changed into a prime (13313312137) 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, 1390169 + ... + 1399712.

It is an arithmetic number, because the mean of its divisors is an integer number (1943152813).

Almost surely, 2^13313312132 is an apocalyptic number.

It is an amenable number.

13313312132 is a deficient number, since it is larger than the sum of its proper divisors (10004521624).

13313312132 is a wasteful number, since it uses less digits than its factorization.

13313312132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2791078 (or 2791076 counting only the distinct ones).

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

Adding to 13313312132 its reverse (23121331331), we get a palindrome (36434643463).

The spelling of 13313312132 in words is "thirteen billion, three hundred thirteen million, three hundred twelve thousand, one hundred thirty-two".