222123996 has 36 divisors (see below), whose sum is σ = 561997800. Its totient is φ = 73973088.

The previous prime is 222123983. The next prime is 222124027. The reversal of 222123996 is 699321222.

222123996 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 222123996.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50410 + ... + 54638.

It is an arithmetic number, because the mean of its divisors is an integer number (15611050).

Almost surely, 2^222123996 is an apocalyptic number.

It is an amenable number.

222123996 is an abundant number, since it is smaller than the sum of its proper divisors (339873804).

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

222123996 is a wasteful number, since it uses less digits than its factorization.

222123996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5698 (or 5693 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 222123996 is about 14903.8248781982. The cubic root of 222123996 is about 605.6176066794.

The spelling of 222123996 in words is "two hundred twenty-two million, one hundred twenty-three thousand, nine hundred ninety-six".