222022112212211 has 2 divisors, whose sum is σ = 222022112212212. Its totient is φ = 222022112212210.

The previous prime is 222022112212207. The next prime is 222022112212217. The reversal of 222022112212211 is 112212211220222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222022112212211 - 2² = 222022112212207 is a prime.

It is a super-2 number, since 2×222022112212211² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (222022112212217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111011056106105 + 111011056106106.

It is an arithmetic number, because the mean of its divisors is an integer number (111011056106106).

Almost surely, 2^{222022112212211} is an apocalyptic number.

222022112212211 is a deficient number, since it is larger than the sum of its proper divisors (1).

222022112212211 is an equidigital number, since it uses as much as digits as its factorization.

222022112212211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 222022112212211 its reverse (112212211220222), we get a palindrome (334234323432433).

The spelling of 222022112212211 in words is "two hundred twenty-two trillion, twenty-two billion, one hundred twelve million, two hundred twelve thousand, two hundred eleven".