122715706123 has 4 divisors (see below), whose sum is σ = 125708772168. Its totient is φ = 119722640080.

The previous prime is 122715706121. The next prime is 122715706153. The reversal of 122715706123 is 321607517221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321607517221 = 6089 ⋅52817789.

It is a cyclic number.

It is not a de Polignac number, because 122715706123 - 2¹ = 122715706121 is a prime.

It is a super-2 number, since 2×122715706123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122715706121) 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 in 3 ways as a sum of consecutive naturals, for example, 1496532961 + ... + 1496533042.

It is an arithmetic number, because the mean of its divisors is an integer number (31427193042).

Almost surely, 2^122715706123 is an apocalyptic number.

122715706123 is a deficient number, since it is larger than the sum of its proper divisors (2993066045).

122715706123 is an equidigital number, since it uses as much as digits as its factorization.

122715706123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993066044.

The product of its (nonzero) digits is 35280, while the sum is 37.

The spelling of 122715706123 in words is "one hundred twenty-two billion, seven hundred fifteen million, seven hundred six thousand, one hundred twenty-three".