204104334231 has 24 divisors (see below), whose sum is σ = 336983197824. Its totient is φ = 116614066320.

The previous prime is 204104334227. The next prime is 204104334233. The reversal of 204104334231 is 132433401402.

204104334231 is a `hidden beast` number, since 204 + 1 + 0 + 4 + 33 + 423 + 1 = 666.

It is not a de Polignac number, because 204104334231 - 2² = 204104334227 is a prime.

It is a super-2 number, since 2×204104334231² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204104334195 and 204104334204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204104334233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206800 + ... + 671546.

It is an arithmetic number, because the mean of its divisors is an integer number (14040966576).

Almost surely, 2^204104334231 is an apocalyptic number.

204104334231 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

204104334231 is a deficient number, since it is larger than the sum of its proper divisors (132878863593).

204104334231 is a wasteful number, since it uses less digits than its factorization.

204104334231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 471731 (or 471728 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 204104334231 its reverse (132433401402), we get a palindrome (336537735633).

The spelling of 204104334231 in words is "two hundred four billion, one hundred four million, three hundred thirty-four thousand, two hundred thirty-one".