122175641923 has 16 divisors (see below), whose sum is σ = 126132253920. Its totient is φ = 118289493504.

The previous prime is 122175641897. The next prime is 122175641947. The reversal of 122175641923 is 329146571221.

It is a cyclic number.

It is not a de Polignac number, because 122175641923 - 2⁵ = 122175641891 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122175641923.

It is not an unprimeable number, because it can be changed into a prime (122175641953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1326940 + ... + 1416022.

It is an arithmetic number, because the mean of its divisors is an integer number (7883265870).

Almost surely, 2^122175641923 is an apocalyptic number.

122175641923 is a deficient number, since it is larger than the sum of its proper divisors (3956611997).

122175641923 is a wasteful number, since it uses less digits than its factorization.

122175641923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89478.

The product of its digits is 181440, while the sum is 43.

The spelling of 122175641923 in words is "one hundred twenty-two billion, one hundred seventy-five million, six hundred forty-one thousand, nine hundred twenty-three".