13000312020032 has 56 divisors (see below), whose sum is σ = 26723770328832. Its totient is φ = 6268245465600.

The previous prime is 13000312019977. The next prime is 13000312020053. The reversal of 13000312020032 is 23002021300031.

It is a super-2 number, since 2×13000312020032² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11015519 + ... + 12138462.

Almost surely, 2^{13000312020032} is an apocalyptic number.

It is an amenable number.

13000312020032 is an abundant number, since it is smaller than the sum of its proper divisors (13723458308800).

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

13000312020032 is a wasteful number, since it uses less digits than its factorization.

13000312020032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23154307 (or 23154297 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13000312020032 its reverse (23002021300031), we get a palindrome (36002333320063).

The spelling of 13000312020032 in words is "thirteen trillion, three hundred twelve million, twenty thousand, thirty-two".