122555305054513 has 2 divisors, whose sum is σ = 122555305054514. Its totient is φ = 122555305054512.

The previous prime is 122555305054459. The next prime is 122555305054601. The reversal of 122555305054513 is 315450503555221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98324220044449 + 24231085010064 = 9915857^2 + 4922508^2 .

It is a cyclic number.

It is not a de Polignac number, because 122555305054513 - 2³³ = 122546715119921 is a prime.

It is not a weakly prime, because it can be changed into another prime (122555305054613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61277652527256 + 61277652527257.

It is an arithmetic number, because the mean of its divisors is an integer number (61277652527257).

Almost surely, 2^{122555305054513} is an apocalyptic number.

It is an amenable number.

122555305054513 is a deficient number, since it is larger than the sum of its proper divisors (1).

122555305054513 is an equidigital number, since it uses as much as digits as its factorization.

122555305054513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2250000, while the sum is 46.

The spelling of 122555305054513 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, three hundred five million, fifty-four thousand, five hundred thirteen".