204024331297 has 2 divisors, whose sum is σ = 204024331298. Its totient is φ = 204024331296.

The previous prime is 204024331279. The next prime is 204024331337. The reversal of 204024331297 is 792133420402.

It is a happy number.

Together with previous prime (204024331279) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150991307776 + 53033023521 = 388576^2 + 230289^2 .

It is a cyclic number.

It is not a de Polignac number, because 204024331297 - 2⁷ = 204024331169 is a prime.

It is a super-2 number, since 2×204024331297² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (204024335297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102012165648 + 102012165649.

It is an arithmetic number, because the mean of its divisors is an integer number (102012165649).

Almost surely, 2^204024331297 is an apocalyptic number.

It is an amenable number.

204024331297 is a deficient number, since it is larger than the sum of its proper divisors (1).

204024331297 is an equidigital number, since it uses as much as digits as its factorization.

204024331297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72576, while the sum is 37.

Adding to 204024331297 its reverse (792133420402), we get a palindrome (996157751699).

The spelling of 204024331297 in words is "two hundred four billion, twenty-four million, three hundred thirty-one thousand, two hundred ninety-seven".