222012204 has 48 divisors (see below), whose sum is σ = 536309760. Its totient is φ = 71406720.

The previous prime is 222012187. The next prime is 222012209. The reversal of 222012204 is 402210222.

It is not an unprimeable number, because it can be changed into a prime (222012209) 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, 171592 + ... + 172880.

It is an arithmetic number, because the mean of its divisors is an integer number (11173120).

Almost surely, 2^222012204 is an apocalyptic number.

It is an amenable number.

222012204 is an abundant number, since it is smaller than the sum of its proper divisors (314297556).

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

222012204 is a wasteful number, since it uses less digits than its factorization.

With its successor (222012205) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1788).

222012204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1790 (or 1788 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 222012204 is about 14900.0739595480. The cubic root of 222012204 is about 605.5159899159.

Adding to 222012204 its reverse (402210222), we get a palindrome (624222426).

The spelling of 222012204 in words is "two hundred twenty-two million, twelve thousand, two hundred four".