12321033149 has 2 divisors, whose sum is σ = 12321033150. Its totient is φ = 12321033148.

The previous prime is 12321033121. The next prime is 12321033161. The reversal of 12321033149 is 94133012321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6869425924 + 5451607225 = 82882^2 + 73835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12321033149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321033199) 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, 6160516574 + 6160516575.

It is an arithmetic number, because the mean of its divisors is an integer number (6160516575).

Almost surely, 2^12321033149 is an apocalyptic number.

It is an amenable number.

12321033149 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321033149 is an equidigital number, since it uses as much as digits as its factorization.

12321033149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 12321033149 in words is "twelve billion, three hundred twenty-one million, thirty-three thousand, one hundred forty-nine".