2320240243 has 2 divisors, whose sum is σ = 2320240244. Its totient is φ = 2320240242.

The previous prime is 2320240177. The next prime is 2320240261. The reversal of 2320240243 is 3420420232.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2320240243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2320240283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160120121 + 1160120122.

It is an arithmetic number, because the mean of its divisors is an integer number (1160120122).

Almost surely, 2^2320240243 is an apocalyptic number.

2320240243 is a deficient number, since it is larger than the sum of its proper divisors (1).

2320240243 is an equidigital number, since it uses as much as digits as its factorization.

2320240243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 2320240243 is about 48168.8721375122. The cubic root of 2320240243 is about 1323.8668832542.

Adding to 2320240243 its reverse (3420420232), we get a palindrome (5740660475).

The spelling of 2320240243 in words is "two billion, three hundred twenty million, two hundred forty thousand, two hundred forty-three".