122557422259 has 2 divisors, whose sum is σ = 122557422260. Its totient is φ = 122557422258.

The previous prime is 122557422241. The next prime is 122557422301. The reversal of 122557422259 is 952224755221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122557422259 - 2¹⁷ = 122557291187 is a prime.

It is not a weakly prime, because it can be changed into another prime (122557420259) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61278711129 + 61278711130.

It is an arithmetic number, because the mean of its divisors is an integer number (61278711130).

Almost surely, 2^122557422259 is an apocalyptic number.

122557422259 is a deficient number, since it is larger than the sum of its proper divisors (1).

122557422259 is an equidigital number, since it uses as much as digits as its factorization.

122557422259 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1008000, while the sum is 46.

The spelling of 122557422259 in words is "one hundred twenty-two billion, five hundred fifty-seven million, four hundred twenty-two thousand, two hundred fifty-nine".