12316223 has 2 divisors, whose sum is σ = 12316224. Its totient is φ = 12316222.

The previous prime is 12316219. The next prime is 12316229. The reversal of 12316223 is 32261321.

It is a happy number.

12316223 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12316223 - 2² = 12316219 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12316195 and 12316204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12316229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6158111 + 6158112.

It is an arithmetic number, because the mean of its divisors is an integer number (6158112).

Almost surely, 2^12316223 is an apocalyptic number.

12316223 is a deficient number, since it is larger than the sum of its proper divisors (1).

12316223 is an equidigital number, since it uses as much as digits as its factorization.

12316223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 20.

The square root of 12316223 is about 3509.4476773418. The cubic root of 12316223 is about 230.9364654765.

Adding to 12316223 its reverse (32261321), we get a palindrome (44577544).

The spelling of 12316223 in words is "twelve million, three hundred sixteen thousand, two hundred twenty-three".