13200131312 has 20 divisors (see below), whose sum is σ = 25646505840. Its totient is φ = 6581678208.

The previous prime is 13200131309. The next prime is 13200131339. The reversal of 13200131312 is 21313100231.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1143293 + ... + 1154780.

It is an arithmetic number, because the mean of its divisors is an integer number (1282325292).

Almost surely, 2^13200131312 is an apocalyptic number.

It is an amenable number.

13200131312 is a deficient number, since it is larger than the sum of its proper divisors (12446374528).

13200131312 is a wasteful number, since it uses less digits than its factorization.

13200131312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2298440 (or 2298434 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 13200131312 its reverse (21313100231), we get a palindrome (34513231543).

The spelling of 13200131312 in words is "thirteen billion, two hundred million, one hundred thirty-one thousand, three hundred twelve".