204321142350205 has 32 divisors (see below), whose sum is σ = 246584184422400. Its totient is φ = 162525517577280.

The previous prime is 204321142350191. The next prime is 204321142350209. The reversal of 204321142350205 is 502053241123402.

204321142350205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 204321142350205 - 2⁹ = 204321142349693 is a prime.

It is a super-2 number, since 2×204321142350205² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204321142350209) 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, 20590657374 + ... + 20590667296.

It is an arithmetic number, because the mean of its divisors is an integer number (7705755763200).

Almost surely, 2^{204321142350205} is an apocalyptic number.

It is an amenable number.

204321142350205 is a deficient number, since it is larger than the sum of its proper divisors (42263042072195).

204321142350205 is a wasteful number, since it uses less digits than its factorization.

204321142350205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22041.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 204321142350205 its reverse (502053241123402), we get a palindrome (706374383473607).

The spelling of 204321142350205 in words is "two hundred four trillion, three hundred twenty-one billion, one hundred forty-two million, three hundred fifty thousand, two hundred five".