12321223307 has 2 divisors, whose sum is σ = 12321223308. Its totient is φ = 12321223306.

The previous prime is 12321223267. The next prime is 12321223351. The reversal of 12321223307 is 70332212321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12321223307 - 2¹⁴ = 12321206923 is a prime.

It is not a weakly prime, because it can be changed into another prime (12321223207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6160611653 + 6160611654.

It is an arithmetic number, because the mean of its divisors is an integer number (6160611654).

Almost surely, 2^12321223307 is an apocalyptic number.

12321223307 is a deficient number, since it is larger than the sum of its proper divisors (1).

12321223307 is an equidigital number, since it uses as much as digits as its factorization.

12321223307 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 26.

Adding to 12321223307 its reverse (70332212321), we get a palindrome (82653435628).

The spelling of 12321223307 in words is "twelve billion, three hundred twenty-one million, two hundred twenty-three thousand, three hundred seven".