204112230 has 64 divisors (see below), whose sum is σ = 561005568. Its totient is φ = 46558080.

The previous prime is 204112229. The next prime is 204112253. The reversal of 204112230 is 32211402.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172240 + ... + 173420.

It is an arithmetic number, because the mean of its divisors is an integer number (8765712).

Almost surely, 2^204112230 is an apocalyptic number.

204112230 is an abundant number, since it is smaller than the sum of its proper divisors (356893338).

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

204112230 is a wasteful number, since it uses less digits than its factorization.

204112230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2021.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 204112230 is about 14286.7851527207. The cubic root of 204112230 is about 588.7844647852.

Adding to 204112230 its reverse (32211402), we get a palindrome (236323632).

The spelling of 204112230 in words is "two hundred four million, one hundred twelve thousand, two hundred thirty".