12010020231329 has 2 divisors, whose sum is σ = 12010020231330. Its totient is φ = 12010020231328.

The previous prime is 12010020231281. The next prime is 12010020231331. The reversal of 12010020231329 is 92313202001021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11417809950625 + 592210280704 = 3379025^2 + 769552^2 .

It is a cyclic number.

It is not a de Polignac number, because 12010020231329 - 2⁸ = 12010020231073 is a prime.

Together with 12010020231331, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 12010020231298 and 12010020231307.

It is not a weakly prime, because it can be changed into another prime (12010020231359) 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, 6005010115664 + 6005010115665.

It is an arithmetic number, because the mean of its divisors is an integer number (6005010115665).

Almost surely, 2^{12010020231329} is an apocalyptic number.

It is an amenable number.

12010020231329 is a deficient number, since it is larger than the sum of its proper divisors (1).

12010020231329 is an equidigital number, since it uses as much as digits as its factorization.

12010020231329 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 12010020231329 in words is "twelve trillion, ten billion, twenty million, two hundred thirty-one thousand, three hundred twenty-nine".