204300434213 has 2 divisors, whose sum is σ = 204300434214. Its totient is φ = 204300434212.

The previous prime is 204300434161. The next prime is 204300434231. The reversal of 204300434213 is 312434003402.

Together with next prime (204300434231) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117653802049 + 86646632164 = 343007^2 + 294358^2 .

It is a cyclic number.

It is not a de Polignac number, because 204300434213 - 2¹⁰ = 204300433189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204300434243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102150217106 + 102150217107.

It is an arithmetic number, because the mean of its divisors is an integer number (102150217107).

Almost surely, 2^204300434213 is an apocalyptic number.

It is an amenable number.

204300434213 is a deficient number, since it is larger than the sum of its proper divisors (1).

204300434213 is an equidigital number, since it uses as much as digits as its factorization.

204300434213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 204300434213 its reverse (312434003402), we get a palindrome (516734437615).

The spelling of 204300434213 in words is "two hundred four billion, three hundred million, four hundred thirty-four thousand, two hundred thirteen".