22306131332004 has 48 divisors (see below), whose sum is σ = 56163631832000. Its totient is φ = 6849670642560.

The previous prime is 22306131331999. The next prime is 22306131332021. The reversal of 22306131332004 is 40023313160322.

It is a super-2 number, since 2×22306131332004² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 143196727 + ... + 143352414.

Almost surely, 2^{22306131332004} is an apocalyptic number.

It is an amenable number.

22306131332004 is an abundant number, since it is smaller than the sum of its proper divisors (33857500499996).

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

22306131332004 is a wasteful number, since it uses less digits than its factorization.

22306131332004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286549660 (or 286549658 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 22306131332004 its reverse (40023313160322), we get a palindrome (62329444492326).

The spelling of 22306131332004 in words is "twenty-two trillion, three hundred six billion, one hundred thirty-one million, three hundred thirty-two thousand, four".