22200222021228 has 36 divisors (see below), whose sum is σ = 56672844013968. Its totient is φ = 7326805946400.

The previous prime is 22200222021227. The next prime is 22200222021337. The reversal of 22200222021228 is 82212022200222.

22200222021228 is a `hidden beast` number, since 2 + 2 + 200 + 2 + 220 + 212 + 28 = 666.

22200222021228 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (22200222021227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3052832176 + ... + 3052839447.

Almost surely, 2^{22200222021228} is an apocalyptic number.

It is an amenable number.

22200222021228 is an abundant number, since it is smaller than the sum of its proper divisors (34472621992740).

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

22200222021228 is a wasteful number, since it uses less digits than its factorization.

22200222021228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6105671734 (or 6105671729 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

The spelling of 22200222021228 in words is "twenty-two trillion, two hundred billion, two hundred twenty-two million, twenty-one thousand, two hundred twenty-eight".