12321323 has 8 divisors (see below), whose sum is σ = 14108160. Its totient is φ = 10541160.

The previous prime is 12321319. The next prime is 12321341. The reversal of 12321323 is 32312321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12321323 - 2² = 12321319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12321343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3278 + ... + 5948.

It is an arithmetic number, because the mean of its divisors is an integer number (1763520).

Almost surely, 2^12321323 is an apocalyptic number.

12321323 is a deficient number, since it is larger than the sum of its proper divisors (1786837).

12321323 is an equidigital number, since it uses as much as digits as its factorization.

12321323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337.

The product of its digits is 216, while the sum is 17.

The square root of 12321323 is about 3510.1742122009. The cubic root of 12321323 is about 230.9683370831.

Adding to 12321323 its reverse (32312321), we get a palindrome (44633644).

The spelling of 12321323 in words is "twelve million, three hundred twenty-one thousand, three hundred twenty-three".