122555231530505 has 16 divisors (see below), whose sum is σ = 147368241005184. Its totient is φ = 97842972771840.

The previous prime is 122555231530421. The next prime is 122555231530513. The reversal of 122555231530505 is 505035132555221.

It is not a de Polignac number, because 122555231530505 - 2²⁸ = 122554963095049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4163540 + ... + 16200170.

It is an arithmetic number, because the mean of its divisors is an integer number (9210515062824).

Almost surely, 2^{122555231530505} is an apocalyptic number.

It is an amenable number.

122555231530505 is a deficient number, since it is larger than the sum of its proper divisors (24813009474679).

122555231530505 is a wasteful number, since it uses less digits than its factorization.

122555231530505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12040816.

The product of its (nonzero) digits is 1125000, while the sum is 44.

The spelling of 122555231530505 in words is "one hundred twenty-two trillion, five hundred fifty-five billion, two hundred thirty-one million, five hundred thirty thousand, five hundred five".