12265312114981 has 2 divisors, whose sum is σ = 12265312114982. Its totient is φ = 12265312114980.

The previous prime is 12265312114901. The next prime is 12265312115051. The reversal of 12265312114981 is 18941121356221.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8886182140900 + 3379129974081 = 2980970^2 + 1838241^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12265312114981 is a prime.

It is a super-2 number, since 2×12265312114981² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12265312114901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6132656057490 + 6132656057491.

It is an arithmetic number, because the mean of its divisors is an integer number (6132656057491).

Almost surely, 2^{12265312114981} is an apocalyptic number.

It is an amenable number.

12265312114981 is a deficient number, since it is larger than the sum of its proper divisors (1).

12265312114981 is an equidigital number, since it uses as much as digits as its factorization.

12265312114981 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 207360, while the sum is 46.

The spelling of 12265312114981 in words is "twelve trillion, two hundred sixty-five billion, three hundred twelve million, one hundred fourteen thousand, nine hundred eighty-one".