222412856572328 has 8 divisors (see below), whose sum is σ = 417024106073130. Its totient is φ = 111206428286160.

The previous prime is 222412856572321. The next prime is 222412856572349. The reversal of 222412856572328 is 823275658214222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 159903561508804 + 62509295063524 = 12645298^2 + 7906282^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (222412856572321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13900803535763 + ... + 13900803535778.

Almost surely, 2^{222412856572328} is an apocalyptic number.

It is an amenable number.

222412856572328 is a deficient number, since it is larger than the sum of its proper divisors (194611249500802).

222412856572328 is a wasteful number, since it uses less digits than its factorization.

222412856572328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27801607071547 (or 27801607071543 counting only the distinct ones).

The product of its digits is 51609600, while the sum is 59.

The spelling of 222412856572328 in words is "two hundred twenty-two trillion, four hundred twelve billion, eight hundred fifty-six million, five hundred seventy-two thousand, three hundred twenty-eight".