222123013112 has 64 divisors (see below), whose sum is σ = 559190822400. Its totient is φ = 79884397440.

The previous prime is 222123013103. The next prime is 222123013117. The reversal of 222123013112 is 211310321222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123013117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13860812 + ... + 13876827.

It is an arithmetic number, because the mean of its divisors is an integer number (8737356600).

Almost surely, 2^222123013112 is an apocalyptic number.

222123013112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222123013112 is an abundant number, since it is smaller than the sum of its proper divisors (337067809288).

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

222123013112 is a wasteful number, since it uses less digits than its factorization.

222123013112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27737676 (or 27737672 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 222123013112 its reverse (211310321222), we get a palindrome (433433334334).

The spelling of 222123013112 in words is "two hundred twenty-two billion, one hundred twenty-three million, thirteen thousand, one hundred twelve".