204302102143205 has 16 divisors (see below), whose sum is σ = 271441816041024. Its totient is φ = 146365685114880.

The previous prime is 204302102143201. The next prime is 204302102143231. The reversal of 204302102143205 is 502341201203402.

It is not a de Polignac number, because 204302102143205 - 2² = 204302102143201 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204302102143201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27720770012 + ... + 27720777381.

It is an arithmetic number, because the mean of its divisors is an integer number (16965113502564).

Almost surely, 2^{204302102143205} is an apocalyptic number.

It is an amenable number.

204302102143205 is a deficient number, since it is larger than the sum of its proper divisors (67139713897819).

204302102143205 is a wasteful number, since it uses less digits than its factorization.

204302102143205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55441547476.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 204302102143205 its reverse (502341201203402), we get a palindrome (706643303346607).

The spelling of 204302102143205 in words is "two hundred four trillion, three hundred two billion, one hundred two million, one hundred forty-three thousand, two hundred five".