12333961901 has 2 divisors, whose sum is σ = 12333961902. Its totient is φ = 12333961900.

The previous prime is 12333961831. The next prime is 12333961949. The reversal of 12333961901 is 10916933321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7077856900 + 5256105001 = 84130^2 + 72499^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12333961901 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12333961001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6166980950 + 6166980951.

It is an arithmetic number, because the mean of its divisors is an integer number (6166980951).

Almost surely, 2^12333961901 is an apocalyptic number.

It is an amenable number.

12333961901 is a deficient number, since it is larger than the sum of its proper divisors (1).

12333961901 is an equidigital number, since it uses as much as digits as its factorization.

12333961901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26244, while the sum is 38.

The spelling of 12333961901 in words is "twelve billion, three hundred thirty-three million, nine hundred sixty-one thousand, nine hundred one".