204241320234 has 256 divisors, whose sum is σ = 557828812800. Its totient is φ = 54150259968.

The previous prime is 204241320233. The next prime is 204241320277. The reversal of 204241320234 is 432023142402.

204241320234 is a `hidden beast` number, since 2 + 0 + 42 + 413 + 202 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 204241320198 and 204241320207.

It is not an unprimeable number, because it can be changed into a prime (204241320233) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 33661269 + ... + 33667335.

It is an arithmetic number, because the mean of its divisors is an integer number (2179018800).

Almost surely, 2^204241320234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204241320234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (278914406400).

204241320234 is an abundant number, since it is smaller than the sum of its proper divisors (353587492566).

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

204241320234 is a wasteful number, since it uses less digits than its factorization.

204241320234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6234 (or 6228 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 204241320234 its reverse (432023142402), we get a palindrome (636264462636).

The spelling of 204241320234 in words is "two hundred four billion, two hundred forty-one million, three hundred twenty thousand, two hundred thirty-four".