12303223000121 has 2 divisors, whose sum is σ = 12303223000122. Its totient is φ = 12303223000120.

The previous prime is 12303223000109. The next prime is 12303223000127. The reversal of 12303223000121 is 12100032230321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11357311143721 + 945911856400 = 3370061^2 + 972580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12303223000121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12303223000093 and 12303223000102.

It is not a weakly prime, because it can be changed into another prime (12303223000127) 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, 6151611500060 + 6151611500061.

It is an arithmetic number, because the mean of its divisors is an integer number (6151611500061).

Almost surely, 2^{12303223000121} is an apocalyptic number.

It is an amenable number.

12303223000121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12303223000121 is an equidigital number, since it uses as much as digits as its factorization.

12303223000121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12303223000121 its reverse (12100032230321), we get a palindrome (24403255230442).

The spelling of 12303223000121 in words is "twelve trillion, three hundred three billion, two hundred twenty-three million, one hundred twenty-one", and thus it is an aban number.