22002224524 has 12 divisors (see below), whose sum is σ = 44004449104. Its totient is φ = 9429524784.

The previous prime is 22002224501. The next prime is 22002224527. The reversal of 22002224524 is 42542220022.

22002224524 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22002224527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392896839 + ... + 392896894.

Almost surely, 2^22002224524 is an apocalyptic number.

It is an amenable number.

22002224524 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.

22002224524 is a wasteful number, since it uses less digits than its factorization.

22002224524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785793744 (or 785793742 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 25.

Adding to 22002224524 its reverse (42542220022), we get a palindrome (64544444546).

The spelling of 22002224524 in words is "twenty-two billion, two million, two hundred twenty-four thousand, five hundred twenty-four".