222120323112 has 32 divisors (see below), whose sum is σ = 570308940000. Its totient is φ = 72039023424.

The previous prime is 222120323107. The next prime is 222120323177. The reversal of 222120323112 is 211323021222.

222120323112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 125066862 + ... + 125068637.

It is an arithmetic number, because the mean of its divisors is an integer number (17822154375).

Almost surely, 2^222120323112 is an apocalyptic number.

It is an amenable number.

222120323112 is an abundant number, since it is smaller than the sum of its proper divisors (348188616888).

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

222120323112 is a wasteful number, since it uses less digits than its factorization.

222120323112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250135545 (or 250135541 counting only the distinct ones).

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

Adding to 222120323112 its reverse (211323021222), we get a palindrome (433443344334).

The spelling of 222120323112 in words is "two hundred twenty-two billion, one hundred twenty million, three hundred twenty-three thousand, one hundred twelve".