12187068818333 has 2 divisors, whose sum is σ = 12187068818334. Its totient is φ = 12187068818332.

The previous prime is 12187068818299. The next prime is 12187068818341. The reversal of 12187068818333 is 33381886078121.

12187068818333 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., 9412489008484 + 2774579809849 = 3067978^2 + 1665707^2 .

It is a cyclic number.

It is not a de Polignac number, because 12187068818333 - 2⁶ = 12187068818269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12187068818363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6093534409166 + 6093534409167.

It is an arithmetic number, because the mean of its divisors is an integer number (6093534409167).

Almost surely, 2^{12187068818333} is an apocalyptic number.

It is an amenable number.

12187068818333 is a deficient number, since it is larger than the sum of its proper divisors (1).

12187068818333 is an equidigital number, since it uses as much as digits as its factorization.

12187068818333 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9289728, while the sum is 59.

The spelling of 12187068818333 in words is "twelve trillion, one hundred eighty-seven billion, sixty-eight million, eight hundred eighteen thousand, three hundred thirty-three".