201013221088931 has 2 divisors, whose sum is σ = 201013221088932. Its totient is φ = 201013221088930.

The previous prime is 201013221088921. The next prime is 201013221088949. The reversal of 201013221088931 is 139880122310102.

201013221088931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201013221088931 is a prime.

It is a super-2 number, since 2×201013221088931² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201013221088921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100506610544465 + 100506610544466.

It is an arithmetic number, because the mean of its divisors is an integer number (100506610544466).

Almost surely, 2^{201013221088931} is an apocalyptic number.

201013221088931 is a deficient number, since it is larger than the sum of its proper divisors (1).

201013221088931 is an equidigital number, since it uses as much as digits as its factorization.

201013221088931 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 41.

The spelling of 201013221088931 in words is "two hundred one trillion, thirteen billion, two hundred twenty-one million, eighty-eight thousand, nine hundred thirty-one".