12328271911 has 2 divisors, whose sum is σ = 12328271912. Its totient is φ = 12328271910.

The previous prime is 12328271909. The next prime is 12328271927. The reversal of 12328271911 is 11917282321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12328271911 - 2¹ = 12328271909 is a prime.

Together with 12328271909, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12328277911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6164135955 + 6164135956.

It is an arithmetic number, because the mean of its divisors is an integer number (6164135956).

Almost surely, 2^12328271911 is an apocalyptic number.

12328271911 is a deficient number, since it is larger than the sum of its proper divisors (1).

12328271911 is an equidigital number, since it uses as much as digits as its factorization.

12328271911 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12096, while the sum is 37.

The spelling of 12328271911 in words is "twelve billion, three hundred twenty-eight million, two hundred seventy-one thousand, nine hundred eleven".