13312231211 has 2 divisors, whose sum is σ = 13312231212. Its totient is φ = 13312231210.

The previous prime is 13312231181. The next prime is 13312231213. The reversal of 13312231211 is 11213221331.

It is a happy number.

13312231211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13312231211 - 2³⁰ = 12238489387 is a prime.

Together with 13312231213, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13312231213) 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, 6656115605 + 6656115606.

It is an arithmetic number, because the mean of its divisors is an integer number (6656115606).

Almost surely, 2^13312231211 is an apocalyptic number.

13312231211 is a deficient number, since it is larger than the sum of its proper divisors (1).

13312231211 is an equidigital number, since it uses as much as digits as its factorization.

13312231211 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 216, while the sum is 20.

Adding to 13312231211 its reverse (11213221331), we get a palindrome (24525452542).

The spelling of 13312231211 in words is "thirteen billion, three hundred twelve million, two hundred thirty-one thousand, two hundred eleven".