12426231216233 has 2 divisors, whose sum is σ = 12426231216234. Its totient is φ = 12426231216232.

The previous prime is 12426231216169. The next prime is 12426231216239. The reversal of 12426231216233 is 33261213262421.

12426231216233 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., 11322498171664 + 1103733044569 = 3364892^2 + 1050587^2 .

It is a cyclic number.

It is not a de Polignac number, because 12426231216233 - 2⁶ = 12426231216169 is a prime.

It is a super-2 number, since 2×12426231216233² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12426231216239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6213115608116 + 6213115608117.

It is an arithmetic number, because the mean of its divisors is an integer number (6213115608117).

Almost surely, 2^{12426231216233} is an apocalyptic number.

It is an amenable number.

12426231216233 is a deficient number, since it is larger than the sum of its proper divisors (1).

12426231216233 is an equidigital number, since it uses as much as digits as its factorization.

12426231216233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 124416, while the sum is 38.

Adding to 12426231216233 its reverse (33261213262421), we get a palindrome (45687444478654).

The spelling of 12426231216233 in words is "twelve trillion, four hundred twenty-six billion, two hundred thirty-one million, two hundred sixteen thousand, two hundred thirty-three".