222211202211 has 12 divisors (see below), whose sum is σ = 328436196088. Its totient is φ = 144695666304.

The previous prime is 222211202201. The next prime is 222211202233. The reversal of 222211202211 is 112202112222.

It is a happy number.

222211202211 is a `hidden beast` number, since 222 + 211 + 20 + 2 + 211 = 666.

It is not a de Polignac number, because 222211202211 - 2¹⁴ = 222211185827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222211202201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 287094190 + ... + 287094963.

Almost surely, 2^222211202211 is an apocalyptic number.

222211202211 is a deficient number, since it is larger than the sum of its proper divisors (106224993877).

222211202211 is a wasteful number, since it uses less digits than its factorization.

222211202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574189202 (or 574189199 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222211202211 its reverse (112202112222), we get a palindrome (334413314433).

The spelling of 222211202211 in words is "two hundred twenty-two billion, two hundred eleven million, two hundred two thousand, two hundred eleven".