12442430233 has 2 divisors, whose sum is σ = 12442430234. Its totient is φ = 12442430232.

The previous prime is 12442430213. The next prime is 12442430239. The reversal of 12442430233 is 33203424421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7202407689 + 5240022544 = 84867^2 + 72388^2 .

It is a cyclic number.

It is not a de Polignac number, because 12442430233 - 2⁹ = 12442429721 is a prime.

It is not a weakly prime, because it can be changed into another prime (12442430239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6221215116 + 6221215117.

It is an arithmetic number, because the mean of its divisors is an integer number (6221215117).

Almost surely, 2^12442430233 is an apocalyptic number.

It is an amenable number.

12442430233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12442430233 is an equidigital number, since it uses as much as digits as its factorization.

12442430233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 12442430233 its reverse (33203424421), we get a palindrome (45645854654).

The spelling of 12442430233 in words is "twelve billion, four hundred forty-two million, four hundred thirty thousand, two hundred thirty-three".