163173251122 has 32 divisors (see below), whose sum is σ = 288789663744. Its totient is φ = 67666006800.

The previous prime is 163173251011. The next prime is 163173251177. The reversal of 163173251122 is 221152371361.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3641997 + ... + 3686527.

It is an arithmetic number, because the mean of its divisors is an integer number (9024676992).

Almost surely, 2^163173251122 is an apocalyptic number.

163173251122 is a deficient number, since it is larger than the sum of its proper divisors (125616412622).

163173251122 is a wasteful number, since it uses less digits than its factorization.

163173251122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53014.

The product of its digits is 15120, while the sum is 34.

The spelling of 163173251122 in words is "one hundred sixty-three billion, one hundred seventy-three million, two hundred fifty-one thousand, one hundred twenty-two".