22031342304524 has 12 divisors (see below), whose sum is σ = 44062684609104. Its totient is φ = 9442003844784.

The previous prime is 22031342304479. The next prime is 22031342304613. The reversal of 22031342304524 is 42540324313022.

22031342304524 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 393416826839 + ... + 393416826894.

It is an arithmetic number, because the mean of its divisors is an integer number (3671890384092).

Almost surely, 2^{22031342304524} is an apocalyptic number.

It is an amenable number.

22031342304524 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22031342304524 is a wasteful number, since it uses less digits than its factorization.

22031342304524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786833653744 (or 786833653742 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 22031342304524 its reverse (42540324313022), we get a palindrome (64571666617546).

The spelling of 22031342304524 in words is "twenty-two trillion, thirty-one billion, three hundred forty-two million, three hundred four thousand, five hundred twenty-four".