122311112045189 has 2 divisors, whose sum is σ = 122311112045190. Its totient is φ = 122311112045188.

The previous prime is 122311112045071. The next prime is 122311112045197. The reversal of 122311112045189 is 981540211113221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105137174264164 + 17173937781025 = 10253642^2 + 4144145^2 .

It is a cyclic number.

It is not a de Polignac number, because 122311112045189 - 2¹⁶ = 122311111979653 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122311112005189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155556022594 + 61155556022595.

It is an arithmetic number, because the mean of its divisors is an integer number (61155556022595).

Almost surely, 2^{122311112045189} is an apocalyptic number.

It is an amenable number.

122311112045189 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311112045189 is an equidigital number, since it uses as much as digits as its factorization.

122311112045189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 41.

The spelling of 122311112045189 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred twelve million, forty-five thousand, one hundred eighty-nine".