22226997228 has 24 divisors (see below), whose sum is σ = 51900805488. Its totient is φ = 7403597376.

The previous prime is 22226997227. The next prime is 22226997263. The reversal of 22226997228 is 82279962222.

It is not an unprimeable number, because it can be changed into a prime (22226997227) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 658051 + ... + 691002.

It is an arithmetic number, because the mean of its divisors is an integer number (2162533562).

Almost surely, 2^22226997228 is an apocalyptic number.

It is an amenable number.

22226997228 is an abundant number, since it is smaller than the sum of its proper divisors (29673808260).

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

22226997228 is a wasteful number, since it uses less digits than its factorization.

22226997228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1350433 (or 1350431 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The spelling of 22226997228 in words is "twenty-two billion, two hundred twenty-six million, nine hundred ninety-seven thousand, two hundred twenty-eight".