204113230104 has 64 divisors (see below), whose sum is σ = 587437516800. Its totient is φ = 57892379904.

The previous prime is 204113230051. The next prime is 204113230177. The reversal of 204113230104 is 401032311402.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4411144 + ... + 4457175.

It is an arithmetic number, because the mean of its divisors is an integer number (9178711200).

Almost surely, 2^204113230104 is an apocalyptic number.

204113230104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

204113230104 is an abundant number, since it is smaller than the sum of its proper divisors (383324286696).

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

204113230104 is a wasteful number, since it uses less digits than its factorization.

204113230104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8868472 (or 8868468 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 204113230104 its reverse (401032311402), we get a palindrome (605145541506).

The spelling of 204113230104 in words is "two hundred four billion, one hundred thirteen million, two hundred thirty thousand, one hundred four".