222321320112 has 40 divisors (see below), whose sum is σ = 584064492480. Its totient is φ = 72851053120.

The previous prime is 222321320107. The next prime is 222321320167. The reversal of 222321320112 is 211023123222.

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, 39248814 + ... + 39254477.

It is an arithmetic number, because the mean of its divisors is an integer number (14601612312).

Almost surely, 2^222321320112 is an apocalyptic number.

It is an amenable number.

222321320112 is an abundant number, since it is smaller than the sum of its proper divisors (361743172368).

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

222321320112 is a wasteful number, since it uses less digits than its factorization.

222321320112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78503361 (or 78503355 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222321320112 its reverse (211023123222), we get a palindrome (433344443334).

The spelling of 222321320112 in words is "two hundred twenty-two billion, three hundred twenty-one million, three hundred twenty thousand, one hundred twelve".