229172170122 has 24 divisors (see below), whose sum is σ = 567473945376. Its totient is φ = 65477762856.

The previous prime is 229172170109. The next prime is 229172170133. The reversal of 229172170122 is 221071271922.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 909413248 + ... + 909413499.

It is an arithmetic number, because the mean of its divisors is an integer number (23644747724).

Almost surely, 2^229172170122 is an apocalyptic number.

229172170122 is an abundant number, since it is smaller than the sum of its proper divisors (338301775254).

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

229172170122 is a wasteful number, since it uses less digits than its factorization.

229172170122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1818826762 (or 1818826759 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 36.

The spelling of 229172170122 in words is "two hundred twenty-nine billion, one hundred seventy-two million, one hundred seventy thousand, one hundred twenty-two".