12232132511 has 2 divisors, whose sum is σ = 12232132512. Its totient is φ = 12232132510.

The previous prime is 12232132487. The next prime is 12232132513. The reversal of 12232132511 is 11523123221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12232132511 is a prime.

Together with 12232132513, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12232132513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6116066255 + 6116066256.

It is an arithmetic number, because the mean of its divisors is an integer number (6116066256).

Almost surely, 2^12232132511 is an apocalyptic number.

12232132511 is a deficient number, since it is larger than the sum of its proper divisors (1).

12232132511 is an equidigital number, since it uses as much as digits as its factorization.

12232132511 is an evil number, because the sum of its binary digits is even.

The product of its digits is 720, while the sum is 23.

Adding to 12232132511 its reverse (11523123221), we get a palindrome (23755255732).

The spelling of 12232132511 in words is "twelve billion, two hundred thirty-two million, one hundred thirty-two thousand, five hundred eleven".