13031021100201 has 72 divisors (see below), whose sum is σ = 20033393122944. Its totient is φ = 7529415828480.

The previous prime is 13031021100173. The next prime is 13031021100217. The reversal of 13031021100201 is 10200112013031.

It is a happy number.

It is not a de Polignac number, because 13031021100201 - 2¹¹ = 13031021098153 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13031021100241) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 61580560 + ... + 61791806.

It is an arithmetic number, because the mean of its divisors is an integer number (278241571152).

Almost surely, 2^{13031021100201} is an apocalyptic number.

It is an amenable number.

13031021100201 is a deficient number, since it is larger than the sum of its proper divisors (7002372022743).

13031021100201 is a wasteful number, since it uses less digits than its factorization.

13031021100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211731 (or 211701 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13031021100201 its reverse (10200112013031), we get a palindrome (23231133113232).

The spelling of 13031021100201 in words is "thirteen trillion, thirty-one billion, twenty-one million, one hundred thousand, two hundred one".