12321030223 has 2 divisors, whose sum is σ = 12321030224. Its totient is φ = 12321030222.

The previous prime is 12321030221. The next prime is 12321030233. The reversal of 12321030223 is 32203012321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321030223 - 2¹ = 12321030221 is a prime.

Together with 12321030221, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 12321030223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12321030221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160515111 + 6160515112.

It is an arithmetic number, because the mean of its divisors is an integer number (6160515112).

Almost surely, 2^12321030223 is an apocalyptic number.

12321030223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321030223 is an equidigital number, since it uses as much as digits as its factorization.

12321030223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12321030223 its reverse (32203012321), we get a palindrome (44524042544).

The spelling of 12321030223 in words is "twelve billion, three hundred twenty-one million, thirty thousand, two hundred twenty-three".