122312105122211 has 2 divisors, whose sum is σ = 122312105122212. Its totient is φ = 122312105122210.

The previous prime is 122312105122147. The next prime is 122312105122303. The reversal of 122312105122211 is 112221501213221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122312105122211 - 2⁶ = 122312105122147 is a prime.

It is not a weakly prime, because it can be changed into another prime (122312105121211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61156052561105 + 61156052561106.

It is an arithmetic number, because the mean of its divisors is an integer number (61156052561106).

Almost surely, 2^{122312105122211} is an apocalyptic number.

122312105122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122312105122211 is an equidigital number, since it uses as much as digits as its factorization.

122312105122211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 26.

Adding to 122312105122211 its reverse (112221501213221), we get a palindrome (234533606335432).

The spelling of 122312105122211 in words is "one hundred twenty-two trillion, three hundred twelve billion, one hundred five million, one hundred twenty-two thousand, two hundred eleven".