204310323140322 has 64 divisors (see below), whose sum is σ = 471308330108160. Its totient is φ = 57835610886144.

The previous prime is 204310323140317. The next prime is 204310323140323. The reversal of 204310323140322 is 223041323013402.

It is a happy number.

204310323140322 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 204310323140322.

It is not an unprimeable number, because it can be changed into a prime (204310323140323) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4132228 + ... + 20632400.

It is an arithmetic number, because the mean of its divisors is an integer number (7364192657940).

Almost surely, 2^{204310323140322} is an apocalyptic number.

204310323140322 is an abundant number, since it is smaller than the sum of its proper divisors (266998006967838).

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

204310323140322 is a wasteful number, since it uses less digits than its factorization.

204310323140322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16502907.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 204310323140322 its reverse (223041323013402), we get a palindrome (427351646153724).

The spelling of 204310323140322 in words is "two hundred four trillion, three hundred ten billion, three hundred twenty-three million, one hundred forty thousand, three hundred twenty-two".