13031221330296 has 128 divisors (see below), whose sum is σ = 39043106222400. Its totient is φ = 4003350773760.

The previous prime is 13031221330289. The next prime is 13031221330363. The reversal of 13031221330296 is 69203312213031.

13031221330296 is a `hidden beast` number, since 1 + 3 + 0 + 3 + 12 + 21 + 330 + 296 = 666.

It is a super-2 number, since 2×13031221330296² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 13031221330296.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 1820001 + ... + 5419856.

Almost surely, 2^{13031221330296} is an apocalyptic number.

It is an amenable number.

13031221330296 is an abundant number, since it is smaller than the sum of its proper divisors (26011884892104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13031221330296 is a wasteful number, since it uses less digits than its factorization.

13031221330296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7240526 (or 7240516 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 36.

The spelling of 13031221330296 in words is "thirteen trillion, thirty-one billion, two hundred twenty-one million, three hundred thirty thousand, two hundred ninety-six".