3321431243 has 8 divisors (see below), whose sum is σ = 3577946736. Its totient is φ = 3065061600.

The previous prime is 3321431231. The next prime is 3321431291. The reversal of 3321431243 is 3421341233.

3321431243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3321431243 - 2¹² = 3321427147 is a prime.

It is a super-2 number, since 2×3321431243² = 22063811003953050098, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321431213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13373 + ... + 82593.

It is an arithmetic number, because the mean of its divisors is an integer number (447243342).

Almost surely, 2^3321431243 is an apocalyptic number.

3321431243 is a deficient number, since it is larger than the sum of its proper divisors (256515493).

3321431243 is a wasteful number, since it uses less digits than its factorization.

3321431243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72925.

The product of its digits is 5184, while the sum is 26.

The square root of 3321431243 is about 57631.8596177496. The cubic root of 3321431243 is about 1492.0215257252.

Adding to 3321431243 its reverse (3421341233), we get a palindrome (6742772476).

The spelling of 3321431243 in words is "three billion, three hundred twenty-one million, four hundred thirty-one thousand, two hundred forty-three".