222123112 has 16 divisors (see below), whose sum is σ = 419479200. Its totient is φ = 110262000.

The previous prime is 222123107. The next prime is 222123131. The reversal of 222123112 is 211321222.

It is a happy number.

222123112 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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98764 + ... + 100987.

It is an arithmetic number, because the mean of its divisors is an integer number (26217450).

Almost surely, 2^222123112 is an apocalyptic number.

It is an amenable number.

222123112 is a deficient number, since it is larger than the sum of its proper divisors (197356088).

222123112 is a wasteful number, since it uses less digits than its factorization.

222123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199896 (or 199892 counting only the distinct ones).

The product of its digits is 96, while the sum is 16.

The square root of 222123112 is about 14903.7952213522. The cubic root of 222123112 is about 605.6168032742.

Adding to 222123112 its reverse (211321222), we get a palindrome (433444334).

The spelling of 222123112 in words is "two hundred twenty-two million, one hundred twenty-three thousand, one hundred twelve".