22255856222 has 64 divisors (see below), whose sum is σ = 35759318400. Its totient is φ = 10372078080.

The previous prime is 22255856213. The next prime is 22255856237. The reversal of 22255856222 is 22265855222.

It is a super-2 number, since 2×22255856222² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22255856222.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 57212804 + ... + 57213192.

It is an arithmetic number, because the mean of its divisors is an integer number (558739350).

Almost surely, 2^22255856222 is an apocalyptic number.

22255856222 is a deficient number, since it is larger than the sum of its proper divisors (13503462178).

22255856222 is a wasteful number, since it uses less digits than its factorization.

22255856222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741.

The product of its digits is 384000, while the sum is 41.

The spelling of 22255856222 in words is "twenty-two billion, two hundred fifty-five million, eight hundred fifty-six thousand, two hundred twenty-two".