204344322001 has 2 divisors, whose sum is σ = 204344322002. Its totient is φ = 204344322000.

The previous prime is 204344321983. The next prime is 204344322011. The reversal of 204344322001 is 100223443402.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162309071376 + 42035250625 = 402876^2 + 205025^2 .

It is a cyclic number.

It is not a de Polignac number, because 204344322001 - 2⁵ = 204344321969 is a prime.

It is not a weakly prime, because it can be changed into another prime (204344322011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102172161000 + 102172161001.

It is an arithmetic number, because the mean of its divisors is an integer number (102172161001).

Almost surely, 2^204344322001 is an apocalyptic number.

It is an amenable number.

204344322001 is a deficient number, since it is larger than the sum of its proper divisors (1).

204344322001 is an equidigital number, since it uses as much as digits as its factorization.

204344322001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 204344322001 its reverse (100223443402), we get a palindrome (304567765403).

The spelling of 204344322001 in words is "two hundred four billion, three hundred forty-four million, three hundred twenty-two thousand, one".