204005306223133 has 2 divisors, whose sum is σ = 204005306223134. Its totient is φ = 204005306223132.

The previous prime is 204005306223119. The next prime is 204005306223137. The reversal of 204005306223133 is 331322603500402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 198290275707364 + 5715030515769 = 14081558^2 + 2390613^2 .

It is a cyclic number.

It is not a de Polignac number, because 204005306223133 - 2²⁹ = 204004769352221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204005306223137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102002653111566 + 102002653111567.

It is an arithmetic number, because the mean of its divisors is an integer number (102002653111567).

Almost surely, 2^{204005306223133} is an apocalyptic number.

It is an amenable number.

204005306223133 is a deficient number, since it is larger than the sum of its proper divisors (1).

204005306223133 is an equidigital number, since it uses as much as digits as its factorization.

204005306223133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 34.

Adding to 204005306223133 its reverse (331322603500402), we get a palindrome (535327909723535).

The spelling of 204005306223133 in words is "two hundred four trillion, five billion, three hundred six million, two hundred twenty-three thousand, one hundred thirty-three".