13071109929201 has 15 divisors (see below), whose sum is σ = 19526027637193. Its totient is φ = 8714051593740.

The previous prime is 13071109929187. The next prime is 13071109929281. The reversal of 13071109929201 is 10292990117031.

It is a happy number.

The square root of 13071109929201 is 3615399.

It is a perfect power (a square), and thus also a powerful number.

13071109929201 is a `hidden beast` number, since 1 + 307 + 110 + 9 + 9 + 29 + 201 = 666.

It is not a de Polignac number, because 13071109929201 - 2¹¹ = 13071109927153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13071109929281) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 32337736 + ... + 32739446.

Almost surely, 2^{13071109929201} is an apocalyptic number.

13071109929201 is the 3615399-th square number.

13071109929201 is the 1807700-th centered octagonal number.

It is an amenable number.

13071109929201 is a deficient number, since it is larger than the sum of its proper divisors (6454917707992).

13071109929201 is an frugal number, since it uses more digits than its factorization.

13071109929201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803434 (or 401714 counting only the distinct ones).

The product of its (nonzero) digits is 61236, while the sum is 45.

The spelling of 13071109929201 in words is "thirteen trillion, seventy-one billion, one hundred nine million, nine hundred twenty-nine thousand, two hundred one".