22224322988 has 36 divisors (see below), whose sum is σ = 45257775192. Its totient is φ = 9521467200.

The previous prime is 22224322957. The next prime is 22224322993. The reversal of 22224322988 is 88922342222.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 610088 + ... + 645488.

It is an arithmetic number, because the mean of its divisors is an integer number (1257160422).

Almost surely, 2^22224322988 is an apocalyptic number.

22224322988 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22224322988 is an abundant number, since it is smaller than the sum of its proper divisors (23033452204).

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

22224322988 is a wasteful number, since it uses less digits than its factorization.

22224322988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38622 (or 38613 counting only the distinct ones).

The product of its digits is 442368, while the sum is 44.

The spelling of 22224322988 in words is "twenty-two billion, two hundred twenty-four million, three hundred twenty-two thousand, nine hundred eighty-eight".