122202222211 has 2 divisors, whose sum is σ = 122202222212. Its totient is φ = 122202222210.

The previous prime is 122202222179. The next prime is 122202222227. The reversal of 122202222211 is 112222202221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122202222211 - 2⁵ = 122202222179 is a prime.

It is a super-2 number, since 2×122202222211² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122202222011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61101111105 + 61101111106.

It is an arithmetic number, because the mean of its divisors is an integer number (61101111106).

Almost surely, 2^122202222211 is an apocalyptic number.

122202222211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122202222211 is an equidigital number, since it uses as much as digits as its factorization.

122202222211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 122202222211 its reverse (112222202221), we get a palindrome (234424424432).

The spelling of 122202222211 in words is "one hundred twenty-two billion, two hundred two million, two hundred twenty-two thousand, two hundred eleven".