12321332143 has 2 divisors, whose sum is σ = 12321332144. Its totient is φ = 12321332142.

The previous prime is 12321332053. The next prime is 12321332183. The reversal of 12321332143 is 34123312321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12321332143 - 2²⁹ = 11784461231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321332183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160666071 + 6160666072.

It is an arithmetic number, because the mean of its divisors is an integer number (6160666072).

Almost surely, 2^12321332143 is an apocalyptic number.

12321332143 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321332143 is an equidigital number, since it uses as much as digits as its factorization.

12321332143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2592, while the sum is 25.

Adding to 12321332143 its reverse (34123312321), we get a palindrome (46444644464).

The spelling of 12321332143 in words is "twelve billion, three hundred twenty-one million, three hundred thirty-two thousand, one hundred forty-three".