31442211424204 has 24 divisors (see below), whose sum is σ = 63642066501888. Its totient is φ = 13312881256080.

The previous prime is 31442211424163. The next prime is 31442211424277. The reversal of 31442211424204 is 40242411224413.

It is a super-2 number, since 2×31442211424204² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31442211424204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6764673112 + ... + 6764677759.

It is an arithmetic number, because the mean of its divisors is an integer number (2651752770912).

Almost surely, 2^{31442211424204} is an apocalyptic number.

It is an amenable number.

31442211424204 is an abundant number, since it is smaller than the sum of its proper divisors (32199855077684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31442211424204 is a wasteful number, since it uses less digits than its factorization.

31442211424204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13529350965 (or 13529350963 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 34.

Adding to 31442211424204 its reverse (40242411224413), we get a palindrome (71684622648617).

The spelling of 31442211424204 in words is "thirty-one trillion, four hundred forty-two billion, two hundred eleven million, four hundred twenty-four thousand, two hundred four".