12303220322311 has 2 divisors, whose sum is σ = 12303220322312. Its totient is φ = 12303220322310.

The previous prime is 12303220322287. The next prime is 12303220322329. The reversal of 12303220322311 is 11322302230321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12303220322311 - 2¹⁷ = 12303220191239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12303220022311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151610161155 + 6151610161156.

It is an arithmetic number, because the mean of its divisors is an integer number (6151610161156).

Almost surely, 2^{12303220322311} is an apocalyptic number.

12303220322311 is a deficient number, since it is larger than the sum of its proper divisors (1).

12303220322311 is an equidigital number, since it uses as much as digits as its factorization.

12303220322311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12303220322311 its reverse (11322302230321), we get a palindrome (23625522552632).

The spelling of 12303220322311 in words is "twelve trillion, three hundred three billion, two hundred twenty million, three hundred twenty-two thousand, three hundred eleven".