222775164204 has 24 divisors (see below), whose sum is σ = 519875381760. Its totient is φ = 74248864464.

The previous prime is 222775164181. The next prime is 222775164229. The reversal of 222775164204 is 402461577222.

It is a happy number.

It is a super-2 number, since 2×222775164204² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1092664 + ... + 1280415.

It is an arithmetic number, because the mean of its divisors is an integer number (21661474240).

Almost surely, 2^222775164204 is an apocalyptic number.

It is an amenable number.

222775164204 is an abundant number, since it is smaller than the sum of its proper divisors (297100217556).

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

222775164204 is a wasteful number, since it uses less digits than its factorization.

222775164204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2380909 (or 2380907 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 42.

The spelling of 222775164204 in words is "two hundred twenty-two billion, seven hundred seventy-five million, one hundred sixty-four thousand, two hundred four".