202404440243 has 2 divisors, whose sum is σ = 202404440244. Its totient is φ = 202404440242.

The previous prime is 202404440237. The next prime is 202404440309. The reversal of 202404440243 is 342044404202.

202404440243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202404440243 - 2¹⁰ = 202404439219 is a prime.

It is not a weakly prime, because it can be changed into another prime (202404440233) 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, 101202220121 + 101202220122.

It is an arithmetic number, because the mean of its divisors is an integer number (101202220122).

Almost surely, 2^202404440243 is an apocalyptic number.

202404440243 is a deficient number, since it is larger than the sum of its proper divisors (1).

202404440243 is an equidigital number, since it uses as much as digits as its factorization.

202404440243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 202404440243 its reverse (342044404202), we get a palindrome (544448844445).

The spelling of 202404440243 in words is "two hundred two billion, four hundred four million, four hundred forty thousand, two hundred forty-three".