204310430023321 has 8 divisors (see below), whose sum is σ = 218393333472384. Its totient is φ = 190660846680480.

The previous prime is 204310430023303. The next prime is 204310430023327. The reversal of 204310430023321 is 123320034013402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204310430023321 - 2¹⁵ = 204310429990553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 204310430023321.

It is not an unprimeable number, because it can be changed into a prime (204310430023327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108330025581 + ... + 108330027466.

It is an arithmetic number, because the mean of its divisors is an integer number (27299166684048).

Almost surely, 2^{204310430023321} is an apocalyptic number.

It is an amenable number.

204310430023321 is a deficient number, since it is larger than the sum of its proper divisors (14082903449063).

204310430023321 is a wasteful number, since it uses less digits than its factorization.

204310430023321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216660053111.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 204310430023321 its reverse (123320034013402), we get a palindrome (327630464036723).

The spelling of 204310430023321 in words is "two hundred four trillion, three hundred ten billion, four hundred thirty million, twenty-three thousand, three hundred twenty-one".