122001012110951 has 2 divisors, whose sum is σ = 122001012110952. Its totient is φ = 122001012110950.

The previous prime is 122001012110909. The next prime is 122001012111059. The reversal of 122001012110951 is 159011210100221.

Together with next prime (122001012111059) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122001012110951 - 2³⁴ = 121983832241767 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122001012110951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122001012140951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000506055475 + 61000506055476.

It is an arithmetic number, because the mean of its divisors is an integer number (61000506055476).

Almost surely, 2^{122001012110951} is an apocalyptic number.

122001012110951 is a deficient number, since it is larger than the sum of its proper divisors (1).

122001012110951 is an equidigital number, since it uses as much as digits as its factorization.

122001012110951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 26.

The spelling of 122001012110951 in words is "one hundred twenty-two trillion, one billion, twelve million, one hundred ten thousand, nine hundred fifty-one".