204001312303 has 2 divisors, whose sum is σ = 204001312304. Its totient is φ = 204001312302.

The previous prime is 204001312271. The next prime is 204001312309. The reversal of 204001312303 is 303213100402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 204001312303 - 2⁵ = 204001312271 is a prime.

It is a super-2 number, since 2×204001312303² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (204001312309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102000656151 + 102000656152.

It is an arithmetic number, because the mean of its divisors is an integer number (102000656152).

Almost surely, 2^204001312303 is an apocalyptic number.

204001312303 is a deficient number, since it is larger than the sum of its proper divisors (1).

204001312303 is an equidigital number, since it uses as much as digits as its factorization.

204001312303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 204001312303 its reverse (303213100402), we get a palindrome (507214412705).

The spelling of 204001312303 in words is "two hundred four billion, one million, three hundred twelve thousand, three hundred three".