17131222213122 has 8 divisors (see below), whose sum is σ = 34262444426256. Its totient is φ = 5710407404372.

The previous prime is 17131222213109. The next prime is 17131222213123. The reversal of 17131222213122 is 22131222213171.

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

17131222213122 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 17131222213122.

It is not an unprimeable number, because it can be changed into a prime (17131222213123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1427601851088 + ... + 1427601851099.

It is an arithmetic number, because the mean of its divisors is an integer number (4282805553282).

Almost surely, 2^{17131222213122} is an apocalyptic number.

17131222213122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

17131222213122 is a wasteful number, since it uses less digits than its factorization.

17131222213122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2855203702192.

The product of its digits is 4032, while the sum is 30.

Adding to 17131222213122 its reverse (22131222213171), we get a palindrome (39262444426293).

The spelling of 17131222213122 in words is "seventeen trillion, one hundred thirty-one billion, two hundred twenty-two million, two hundred thirteen thousand, one hundred twenty-two".