122716525073 has 4 divisors (see below), whose sum is σ = 126675122688. Its totient is φ = 118757927460.

The previous prime is 122716525067. The next prime is 122716525081. The reversal of 122716525073 is 370525617221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122716525073 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122716525073.

It is not an unprimeable number, because it can be changed into a prime (122716525003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1979298761 + ... + 1979298822.

It is an arithmetic number, because the mean of its divisors is an integer number (31668780672).

Almost surely, 2^122716525073 is an apocalyptic number.

It is an amenable number.

122716525073 is a deficient number, since it is larger than the sum of its proper divisors (3958597615).

122716525073 is an equidigital number, since it uses as much as digits as its factorization.

122716525073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3958597614.

The product of its (nonzero) digits is 176400, while the sum is 41.

The spelling of 122716525073 in words is "one hundred twenty-two billion, seven hundred sixteen million, five hundred twenty-five thousand, seventy-three".