331201220022113 has 16 divisors (see below), whose sum is σ = 378673462966656. Its totient is φ = 283768435641600.

The previous prime is 331201220022109. The next prime is 331201220022149. The reversal of 331201220022113 is 311220022102133.

It is not a de Polignac number, because 331201220022113 - 2² = 331201220022109 is a prime.

It is a super-2 number, since 2×331201220022113² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331201220022913) 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, 314807570 + ... + 315857892.

It is an arithmetic number, because the mean of its divisors is an integer number (23667091435416).

Almost surely, 2^{331201220022113} is an apocalyptic number.

It is an amenable number.

331201220022113 is a deficient number, since it is larger than the sum of its proper divisors (47472242944543).

331201220022113 is a wasteful number, since it uses less digits than its factorization.

331201220022113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069064.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 331201220022113 its reverse (311220022102133), we get a palindrome (642421242124246).

The spelling of 331201220022113 in words is "three hundred thirty-one trillion, two hundred one billion, two hundred twenty million, twenty-two thousand, one hundred thirteen".