12321766033 has 2 divisors, whose sum is σ = 12321766034. Its totient is φ = 12321766032.

The previous prime is 12321766031. The next prime is 12321766063. The reversal of 12321766033 is 33066712321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6676197264 + 5645568769 = 81708^2 + 75137^2 .

It is a cyclic number.

It is not a de Polignac number, because 12321766033 - 2¹ = 12321766031 is a prime.

Together with 12321766031, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12321766033.

It is not a weakly prime, because it can be changed into another prime (12321766031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160883016 + 6160883017.

It is an arithmetic number, because the mean of its divisors is an integer number (6160883017).

Almost surely, 2^12321766033 is an apocalyptic number.

It is an amenable number.

12321766033 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321766033 is an equidigital number, since it uses as much as digits as its factorization.

12321766033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The spelling of 12321766033 in words is "twelve billion, three hundred twenty-one million, seven hundred sixty-six thousand, thirty-three".