22520226412 has 6 divisors (see below), whose sum is σ = 39410396228. Its totient is φ = 11260113204.

The previous prime is 22520226397. The next prime is 22520226467. The reversal of 22520226412 is 21462202522.

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 as a sum of consecutive naturals, namely, 2815028298 + ... + 2815028305.

Almost surely, 2^22520226412 is an apocalyptic number.

It is an amenable number.

22520226412 is a deficient number, since it is larger than the sum of its proper divisors (16890169816).

22520226412 is a wasteful number, since it uses less digits than its factorization.

22520226412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5630056607 (or 5630056605 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 22520226412 its reverse (21462202522), we get a palindrome (43982428934).

The spelling of 22520226412 in words is "twenty-two billion, five hundred twenty million, two hundred twenty-six thousand, four hundred twelve".