12310020321029 has 2 divisors, whose sum is σ = 12310020321030. Its totient is φ = 12310020321028.

The previous prime is 12310020320951. The next prime is 12310020321091. The reversal of 12310020321029 is 92012302001321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8650363322500 + 3659656998529 = 2941150^2 + 1913023^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12310020321029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12310020320989 and 12310020321007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310020321229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155010160514 + 6155010160515.

It is an arithmetic number, because the mean of its divisors is an integer number (6155010160515).

Almost surely, 2^{12310020321029} is an apocalyptic number.

It is an amenable number.

12310020321029 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310020321029 is an equidigital number, since it uses as much as digits as its factorization.

12310020321029 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

The spelling of 12310020321029 in words is "twelve trillion, three hundred ten billion, twenty million, three hundred twenty-one thousand, twenty-nine".