12031132301281 has 2 divisors, whose sum is σ = 12031132301282. Its totient is φ = 12031132301280.

The previous prime is 12031132301267. The next prime is 12031132301329. The reversal of 12031132301281 is 18210323113021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11300415068881 + 730717232400 = 3361609^2 + 854820^2 .

It is a cyclic number.

It is not a de Polignac number, because 12031132301281 - 2³⁹ = 11481376487393 is a prime.

It is a super-2 number, since 2×12031132301281² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12031132301261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015566150640 + 6015566150641.

It is an arithmetic number, because the mean of its divisors is an integer number (6015566150641).

Almost surely, 2^{12031132301281} is an apocalyptic number.

It is an amenable number.

12031132301281 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031132301281 is an equidigital number, since it uses as much as digits as its factorization.

12031132301281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 28.

The spelling of 12031132301281 in words is "twelve trillion, thirty-one billion, one hundred thirty-two million, three hundred one thousand, two hundred eighty-one".