222141204 has 30 divisors (see below), whose sum is σ = 580721834. Its totient is φ = 74046960.

The previous prime is 222141187. The next prime is 222141211. The reversal of 222141204 is 402141222.

222141204 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 111260304 + 110880900 = 10548^2 + 10530^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 342487 + ... + 343134.

Almost surely, 2^222141204 is an apocalyptic number.

It is an amenable number.

222141204 is an abundant number, since it is smaller than the sum of its proper divisors (358580630).

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

222141204 is a wasteful number, since it uses less digits than its factorization.

222141204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 685637 (or 685626 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 222141204 is about 14904.4021684870. The cubic root of 222141204 is about 605.6332453900.

Adding to 222141204 its sum of digits (18), we get a palindrome (222141222).

Adding to 222141204 its reverse (402141222), we get a palindrome (624282426).

The spelling of 222141204 in words is "two hundred twenty-two million, one hundred forty-one thousand, two hundred four".