204327505229 has 2 divisors, whose sum is σ = 204327505230. Its totient is φ = 204327505228.

The previous prime is 204327505223. The next prime is 204327505231. The reversal of 204327505229 is 922505723402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 170148000100 + 34179505129 = 412490^2 + 184877^2 .

It is a cyclic number.

It is not a de Polignac number, because 204327505229 - 2⁸ = 204327504973 is a prime.

Together with 204327505231, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204327505223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102163752614 + 102163752615.

It is an arithmetic number, because the mean of its divisors is an integer number (102163752615).

Almost surely, 2^204327505229 is an apocalyptic number.

It is an amenable number.

204327505229 is a deficient number, since it is larger than the sum of its proper divisors (1).

204327505229 is an equidigital number, since it uses as much as digits as its factorization.

204327505229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 204327505229 in words is "two hundred four billion, three hundred twenty-seven million, five hundred five thousand, two hundred twenty-nine".