122102019697913 has 2 divisors, whose sum is σ = 122102019697914. Its totient is φ = 122102019697912.

The previous prime is 122102019697909. The next prime is 122102019697927. The reversal of 122102019697913 is 319796910201221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97332963868009 + 24769055829904 = 9865747^2 + 4976852^2 .

It is a cyclic number.

It is not a de Polignac number, because 122102019697913 - 2² = 122102019697909 is a prime.

It is not a weakly prime, because it can be changed into another prime (122102019697993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051009848956 + 61051009848957.

It is an arithmetic number, because the mean of its divisors is an integer number (61051009848957).

Almost surely, 2^{122102019697913} is an apocalyptic number.

It is an amenable number.

122102019697913 is a deficient number, since it is larger than the sum of its proper divisors (1).

122102019697913 is an equidigital number, since it uses as much as digits as its factorization.

122102019697913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 734832, while the sum is 53.

The spelling of 122102019697913 in words is "one hundred twenty-two trillion, one hundred two billion, nineteen million, six hundred ninety-seven thousand, nine hundred thirteen".