204343420241 has 2 divisors, whose sum is σ = 204343420242. Its totient is φ = 204343420240.

The previous prime is 204343420201. The next prime is 204343420271. The reversal of 204343420241 is 142024343402.

204343420241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 196334065216 + 8009355025 = 443096^2 + 89495^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-204343420241 is a prime.

It is not a weakly prime, because it can be changed into another prime (204343420201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102171710120 + 102171710121.

It is an arithmetic number, because the mean of its divisors is an integer number (102171710121).

Almost surely, 2^204343420241 is an apocalyptic number.

It is an amenable number.

204343420241 is a deficient number, since it is larger than the sum of its proper divisors (1).

204343420241 is an equidigital number, since it uses as much as digits as its factorization.

204343420241 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 204343420241 its reverse (142024343402), we get a palindrome (346367763643).

The spelling of 204343420241 in words is "two hundred four billion, three hundred forty-three million, four hundred twenty thousand, two hundred forty-one".