3243311331 has 32 divisors (see below), whose sum is σ = 4804853760. Its totient is φ = 1933041024.

The previous prime is 3243311327. The next prime is 3243311339. The reversal of 3243311331 is 1331133423.

It is a happy number.

It is not a de Polignac number, because 3243311331 - 2² = 3243311327 is a prime.

It is a super-2 number, since 2×3243311331² = 21038136779585983122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3243311339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 316750 + ... + 326828.

It is an arithmetic number, because the mean of its divisors is an integer number (150151680).

Almost surely, 2^3243311331 is an apocalyptic number.

3243311331 is a deficient number, since it is larger than the sum of its proper divisors (1561542429).

3243311331 is a wasteful number, since it uses less digits than its factorization.

3243311331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10355.

The product of its digits is 1944, while the sum is 24.

The square root of 3243311331 is about 56950.0775328708. The cubic root of 3243311331 is about 1480.2311744745.

Adding to 3243311331 its reverse (1331133423), we get a palindrome (4574444754).

The spelling of 3243311331 in words is "three billion, two hundred forty-three million, three hundred eleven thousand, three hundred thirty-one".