22220590986 has 24 divisors (see below), whose sum is σ = 52521397344. Its totient is φ = 6733512360.

The previous prime is 22220590943. The next prime is 22220590993. The reversal of 22220590986 is 68909502222.

22220590986 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

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, 56112406 + ... + 56112801.

It is an arithmetic number, because the mean of its divisors is an integer number (2188391556).

Almost surely, 2^22220590986 is an apocalyptic number.

22220590986 is an abundant number, since it is smaller than the sum of its proper divisors (30300806358).

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

22220590986 is a wasteful number, since it uses less digits than its factorization.

22220590986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112225226 (or 112225223 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The spelling of 22220590986 in words is "twenty-two billion, two hundred twenty million, five hundred ninety thousand, nine hundred eighty-six".