122145368179 has 16 divisors (see below), whose sum is σ = 128222092800. Its totient is φ = 116242854624.

The previous prime is 122145368159. The next prime is 122145368201. The reversal of 122145368179 is 971863541221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122145368179 - 2⁹ = 122145367667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122145368119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117492 + ... + 508030.

It is an arithmetic number, because the mean of its divisors is an integer number (8013880800).

Almost surely, 2^122145368179 is an apocalyptic number.

122145368179 is a deficient number, since it is larger than the sum of its proper divisors (6076724621).

122145368179 is a wasteful number, since it uses less digits than its factorization.

122145368179 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390762.

The product of its digits is 725760, while the sum is 49.

The spelling of 122145368179 in words is "one hundred twenty-two billion, one hundred forty-five million, three hundred sixty-eight thousand, one hundred seventy-nine".