222123330312 has 32 divisors (see below), whose sum is σ = 598024351680. Its totient is φ = 68345640000.

The previous prime is 222123330263. The next prime is 222123330337. The reversal of 222123330312 is 213033321222.

It is a Harshad number since it is a multiple of its sum of digits (24).

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, 355966564 + ... + 355967187.

It is an arithmetic number, because the mean of its divisors is an integer number (18688260990).

Almost surely, 2^222123330312 is an apocalyptic number.

It is an amenable number.

222123330312 is an abundant number, since it is smaller than the sum of its proper divisors (375901021368).

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

222123330312 is a wasteful number, since it uses less digits than its factorization.

222123330312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711933773 (or 711933769 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 222123330312 its reverse (213033321222), we get a palindrome (435156651534).

The spelling of 222123330312 in words is "two hundred twenty-two billion, one hundred twenty-three million, three hundred thirty thousand, three hundred twelve".