204310237073 has 2 divisors, whose sum is σ = 204310237074. Its totient is φ = 204310237072.

The previous prime is 204310237051. The next prime is 204310237093. The reversal of 204310237073 is 370732013402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 148638778369 + 55671458704 = 385537^2 + 235948^2 .

It is a cyclic number.

It is not a de Polignac number, because 204310237073 - 2⁸ = 204310236817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (204310237093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102155118536 + 102155118537.

It is an arithmetic number, because the mean of its divisors is an integer number (102155118537).

Almost surely, 2^204310237073 is an apocalyptic number.

It is an amenable number.

204310237073 is a deficient number, since it is larger than the sum of its proper divisors (1).

204310237073 is an equidigital number, since it uses as much as digits as its factorization.

204310237073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 32.

The spelling of 204310237073 in words is "two hundred four billion, three hundred ten million, two hundred thirty-seven thousand, seventy-three".