222212212202 has 16 divisors (see below), whose sum is σ = 336332916360. Its totient is φ = 110101619712.

The previous prime is 222212212193. The next prime is 222212212283. The reversal of 222212212202 is 202212212222.

It can be written as a sum of positive squares in 4 ways, for example, as 125988792601 + 96223419601 = 354949^2 + 310199^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113074 + ... + 1297442.

Almost surely, 2^222212212202 is an apocalyptic number.

222212212202 is a deficient number, since it is larger than the sum of its proper divisors (114120704158).

222212212202 is a wasteful number, since it uses less digits than its factorization.

222212212202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189817.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222212212202 its sum of digits (20), we get a palindrome (222212212222).

Adding to 222212212202 its reverse (202212212222), we get a palindrome (424424424424).

The spelling of 222212212202 in words is "two hundred twenty-two billion, two hundred twelve million, two hundred twelve thousand, two hundred two".