12031242321047 has 2 divisors, whose sum is σ = 12031242321048. Its totient is φ = 12031242321046.

The previous prime is 12031242321013. The next prime is 12031242321067. The reversal of 12031242321047 is 74012324213021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12031242321047 - 2⁶ = 12031242320983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12031242321067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6015621160523 + 6015621160524.

It is an arithmetic number, because the mean of its divisors is an integer number (6015621160524).

Almost surely, 2^{12031242321047} is an apocalyptic number.

12031242321047 is a deficient number, since it is larger than the sum of its proper divisors (1).

12031242321047 is an equidigital number, since it uses as much as digits as its factorization.

12031242321047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 32.

Adding to 12031242321047 its reverse (74012324213021), we get a palindrome (86043566534068).

The spelling of 12031242321047 in words is "twelve trillion, thirty-one billion, two hundred forty-two million, three hundred twenty-one thousand, forty-seven".