171116116122 has 16 divisors (see below), whose sum is σ = 391122551232. Its totient is φ = 48890318880.

The previous prime is 171116116097. The next prime is 171116116187. The reversal of 171116116122 is 221611611171.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 171116116122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2037096579 + ... + 2037096662.

It is an arithmetic number, because the mean of its divisors is an integer number (24445159452).

Almost surely, 2^171116116122 is an apocalyptic number.

171116116122 is an abundant number, since it is smaller than the sum of its proper divisors (220006435110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

171116116122 is a wasteful number, since it uses less digits than its factorization.

171116116122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074193253.

The product of its digits is 1008, while the sum is 30.

Adding to 171116116122 its reverse (221611611171), we get a palindrome (392727727293).

The spelling of 171116116122 in words is "one hundred seventy-one billion, one hundred sixteen million, one hundred sixteen thousand, one hundred twenty-two".