222123120232 has 128 divisors (see below), whose sum is σ = 483944025600. Its totient is φ = 94657425408.

The previous prime is 222123120223. The next prime is 222123120251. The reversal of 222123120232 is 232021321222.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58099873 + ... + 58103695.

It is an arithmetic number, because the mean of its divisors is an integer number (3780812700).

Almost surely, 2^222123120232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222123120232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241972012800).

222123120232 is an abundant number, since it is smaller than the sum of its proper divisors (261820905368).

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

222123120232 is a wasteful number, since it uses less digits than its factorization.

222123120232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4475 (or 4471 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 222123120232 its reverse (232021321222), we get a palindrome (454144441454).

The spelling of 222123120232 in words is "two hundred twenty-two billion, one hundred twenty-three million, one hundred twenty thousand, two hundred thirty-two".