122710137551 has 2 divisors, whose sum is σ = 122710137552. Its totient is φ = 122710137550.

The previous prime is 122710137527. The next prime is 122710137559. The reversal of 122710137551 is 155731017221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122710137551 - 2²² = 122705943247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122710137559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61355068775 + 61355068776.

It is an arithmetic number, because the mean of its divisors is an integer number (61355068776).

Almost surely, 2^122710137551 is an apocalyptic number.

122710137551 is a deficient number, since it is larger than the sum of its proper divisors (1).

122710137551 is an equidigital number, since it uses as much as digits as its factorization.

122710137551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 122710137551 in words is "one hundred twenty-two billion, seven hundred ten million, one hundred thirty-seven thousand, five hundred fifty-one".