3243113231 has 2 divisors, whose sum is σ = 3243113232. Its totient is φ = 3243113230.

The previous prime is 3243113207. The next prime is 3243113327. The reversal of 3243113231 is 1323113423.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3243113231 - 2²² = 3238918927 is a prime.

It is a super-2 number, since 2×3243113231² = 21035566858174518722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3243113197 and 3243113206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3243113201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1621556615 + 1621556616.

It is an arithmetic number, because the mean of its divisors is an integer number (1621556616).

Almost surely, 2^3243113231 is an apocalyptic number.

3243113231 is a deficient number, since it is larger than the sum of its proper divisors (1).

3243113231 is an equidigital number, since it uses as much as digits as its factorization.

3243113231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1296, while the sum is 23.

The square root of 3243113231 is about 56948.3382637281. The cubic root of 3243113231 is about 1480.2010365757.

Adding to 3243113231 its reverse (1323113423), we get a palindrome (4566226654).

The spelling of 3243113231 in words is "three billion, two hundred forty-three million, one hundred thirteen thousand, two hundred thirty-one".