195593122913121 has 8 divisors (see below), whose sum is σ = 289767589500960. Its totient is φ = 130395415275396.

The previous prime is 195593122913093. The next prime is 195593122913147. The reversal of 195593122913121 is 121319221395591.

195593122913121 is a `hidden beast` number, since 1 + 9 + 5 + 5 + 9 + 31 + 2 + 291 + 312 + 1 = 666.

It is not a de Polignac number, because 195593122913121 - 2²² = 195593118718817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (195593122914121) 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, 3622094868735 + ... + 3622094868788.

It is an arithmetic number, because the mean of its divisors is an integer number (36220948687620).

Almost surely, 2^{195593122913121} is an apocalyptic number.

It is an amenable number.

195593122913121 is a deficient number, since it is larger than the sum of its proper divisors (94174466587839).

195593122913121 is an equidigital number, since it uses as much as digits as its factorization.

195593122913121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7244189737532 (or 7244189737526 counting only the distinct ones).

The product of its digits is 1312200, while the sum is 54.

The spelling of 195593122913121 in words is "one hundred ninety-five trillion, five hundred ninety-three billion, one hundred twenty-two million, nine hundred thirteen thousand, one hundred twenty-one".