12203321323 has 4 divisors (see below), whose sum is σ = 12235520440. Its totient is φ = 12171122208.

The previous prime is 12203321321. The next prime is 12203321329. The reversal of 12203321323 is 32312330221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12203321323 - 2¹ = 12203321321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12203321294 and 12203321303.

It is not an unprimeable number, because it can be changed into a prime (12203321321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16098990 + ... + 16099747.

It is an arithmetic number, because the mean of its divisors is an integer number (3058880110).

Almost surely, 2^12203321323 is an apocalyptic number.

12203321323 is a deficient number, since it is larger than the sum of its proper divisors (32199117).

12203321323 is an equidigital number, since it uses as much as digits as its factorization.

12203321323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32199116.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 12203321323 its reverse (32312330221), we get a palindrome (44515651544).

The spelling of 12203321323 in words is "twelve billion, two hundred three million, three hundred twenty-one thousand, three hundred twenty-three".