122375122185791 has 8 divisors (see below), whose sum is σ = 125113378749120. Its totient is φ = 119642471062528.

The previous prime is 122375122185733. The next prime is 122375122185851. The reversal of 122375122185791 is 197581221573221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122375122185791 - 2¹⁰ = 122375122184767 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122375122185721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1401315866 + ... + 1401403191.

It is an arithmetic number, because the mean of its divisors is an integer number (15639172343640).

Almost surely, 2^{122375122185791} is an apocalyptic number.

122375122185791 is a deficient number, since it is larger than the sum of its proper divisors (2738256563329).

122375122185791 is an equidigital number, since it uses as much as digits as its factorization.

122375122185791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802720033.

The product of its digits is 4233600, while the sum is 56.

The spelling of 122375122185791 in words is "one hundred twenty-two trillion, three hundred seventy-five billion, one hundred twenty-two million, one hundred eighty-five thousand, seven hundred ninety-one".