201022101200031 has 16 divisors (see below), whose sum is σ = 275459127533184. Its totient is φ = 130304789226144.

The previous prime is 201022101200017. The next prime is 201022101200047. The reversal of 201022101200031 is 130002101220102.

It is not a de Polignac number, because 201022101200031 - 2⁵ = 201022101199999 is a prime.

It is a super-2 number, since 2×201022101200031² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201022101205031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 610425381 + ... + 610754606.

It is an arithmetic number, because the mean of its divisors is an integer number (17216195470824).

Almost surely, 2^{201022101200031} is an apocalyptic number.

201022101200031 is a deficient number, since it is larger than the sum of its proper divisors (74437026333153).

201022101200031 is a wasteful number, since it uses less digits than its factorization.

201022101200031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1221181510.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 201022101200031 its reverse (130002101220102), we get a palindrome (331024202420133).

The spelling of 201022101200031 in words is "two hundred one trillion, twenty-two billion, one hundred one million, two hundred thousand, thirty-one".