204311303122332 has 288 divisors, whose sum is σ = 559457981816832. Its totient is φ = 57862050914304.

The previous prime is 204311303122331. The next prime is 204311303122379. The reversal of 204311303122332 is 233221303113402.

It is a self number, because there is not a number n which added to its sum of digits gives 204311303122332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204311303122331) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24459627468 + ... + 24459635820.

It is an arithmetic number, because the mean of its divisors is an integer number (1942562436864).

Almost surely, 2^{204311303122332} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204311303122332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279728990908416).

204311303122332 is an abundant number, since it is smaller than the sum of its proper divisors (355146678694500).

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

204311303122332 is a wasteful number, since it uses less digits than its factorization.

204311303122332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9417 (or 9408 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 204311303122332 its reverse (233221303113402), we get a palindrome (437532606235734).

The spelling of 204311303122332 in words is "two hundred four trillion, three hundred eleven billion, three hundred three million, one hundred twenty-two thousand, three hundred thirty-two".