122211930193207 has 2 divisors, whose sum is σ = 122211930193208. Its totient is φ = 122211930193206.

The previous prime is 122211930193127. The next prime is 122211930193307. The reversal of 122211930193207 is 702391039112221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122211930193207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122211930193307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105965096603 + 61105965096604.

It is an arithmetic number, because the mean of its divisors is an integer number (61105965096604).

Almost surely, 2^{122211930193207} is an apocalyptic number.

122211930193207 is a deficient number, since it is larger than the sum of its proper divisors (1).

122211930193207 is an equidigital number, since it uses as much as digits as its factorization.

122211930193207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 122211930193207 in words is "one hundred twenty-two trillion, two hundred eleven billion, nine hundred thirty million, one hundred ninety-three thousand, two hundred seven".