12302042243 has 2 divisors, whose sum is σ = 12302042244. Its totient is φ = 12302042242.

The previous prime is 12302042219. The next prime is 12302042261. The reversal of 12302042243 is 34224020321.

It is a strong prime.

It is an emirp because it is prime and its reverse (34224020321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 12302042243 - 2²⁰ = 12300993667 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (12302042443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151021121 + 6151021122.

It is an arithmetic number, because the mean of its divisors is an integer number (6151021122).

Almost surely, 2^12302042243 is an apocalyptic number.

12302042243 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302042243 is an equidigital number, since it uses as much as digits as its factorization.

12302042243 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 23.

Adding to 12302042243 its reverse (34224020321), we get a palindrome (46526062564).

The spelling of 12302042243 in words is "twelve billion, three hundred two million, forty-two thousand, two hundred forty-three".