12324242321 has 2 divisors, whose sum is σ = 12324242322. Its totient is φ = 12324242320.

The previous prime is 12324242311. The next prime is 12324242323.

12324242321 is nontrivially palindromic in base 10.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11435308096 + 888934225 = 106936^2 + 29815^2 .

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12324242321 is a prime.

Together with 12324242323, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12324242323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6162121160 + 6162121161.

It is an arithmetic number, because the mean of its divisors is an integer number (6162121161).

Almost surely, 2^12324242321 is an apocalyptic number.

It is an amenable number.

12324242321 is a deficient number, since it is larger than the sum of its proper divisors (1).

12324242321 is an equidigital number, since it uses as much as digits as its factorization.

12324242321 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4608, while the sum is 26.

The spelling of 12324242321 in words is "twelve billion, three hundred twenty-four million, two hundred forty-two thousand, three hundred twenty-one".