13132331312 has 20 divisors (see below), whose sum is σ = 25486817400. Its totient is φ = 6555088128.

The previous prime is 13132331299. The next prime is 13132331339. The reversal of 13132331312 is 21313323131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682562 + ... + 701537.

It is an arithmetic number, because the mean of its divisors is an integer number (1274340870).

Almost surely, 2^13132331312 is an apocalyptic number.

It is an amenable number.

13132331312 is a deficient number, since it is larger than the sum of its proper divisors (12354486088).

13132331312 is a wasteful number, since it uses less digits than its factorization.

13132331312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384700 (or 1384694 counting only the distinct ones).

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

Adding to 13132331312 its reverse (21313323131), we get a palindrome (34445654443).

The spelling of 13132331312 in words is "thirteen billion, one hundred thirty-two million, three hundred thirty-one thousand, three hundred twelve".