22112276988 has 24 divisors (see below), whose sum is σ = 54310856320. Its totient is φ = 6982824240.

The previous prime is 22112276987. The next prime is 22112276993. The reversal of 22112276988 is 88967221122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22112276987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48491608 + ... + 48492063.

Almost surely, 2^22112276988 is an apocalyptic number.

It is an amenable number.

22112276988 is an abundant number, since it is smaller than the sum of its proper divisors (32198579332).

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

22112276988 is a wasteful number, since it uses less digits than its factorization.

22112276988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96983697 (or 96983695 counting only the distinct ones).

The product of its digits is 387072, while the sum is 48.

The spelling of 22112276988 in words is "twenty-two billion, one hundred twelve million, two hundred seventy-six thousand, nine hundred eighty-eight".