12324042321 has 24 divisors (see below), whose sum is σ = 17318930880. Its totient is φ = 7780555200.

The previous prime is 12324042301. The next prime is 12324042361.

It is a happy number.

12324042321 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 12324042321 - 2¹⁵ = 12324009553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12324042291 and 12324042300.

It is not an unprimeable number, because it can be changed into a prime (12324042301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 695115 + ... + 712623.

It is an arithmetic number, because the mean of its divisors is an integer number (721622120).

Almost surely, 2^12324042321 is an apocalyptic number.

It is an amenable number.

12324042321 is a deficient number, since it is larger than the sum of its proper divisors (4994888559).

12324042321 is a wasteful number, since it uses less digits than its factorization.

12324042321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17737 (or 17636 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

It can be divided in two parts, 123240 and 42321, that added together give a palindrome (165561).

The spelling of 12324042321 in words is "twelve billion, three hundred twenty-four million, forty-two thousand, three hundred twenty-one".