2133243344 has 20 divisors (see below), whose sum is σ = 4136385924. Its totient is φ = 1065788928.

The previous prime is 2133243319. The next prime is 2133243361. The reversal of 2133243344 is 4433423312.

It can be written as a sum of positive squares in 2 ways, for example, as 1412857744 + 720385600 = 37588^2 + 26840^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30647 + ... + 72150.

Almost surely, 2^2133243344 is an apocalyptic number.

It is an amenable number.

2133243344 is a deficient number, since it is larger than the sum of its proper divisors (2003142580).

2133243344 is a wasteful number, since it uses less digits than its factorization.

2133243344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104102 (or 104096 counting only the distinct ones).

The product of its digits is 20736, while the sum is 29.

The square root of 2133243344 is about 46187.0473617875. The cubic root of 2133243344 is about 1287.3010784392.

Adding to 2133243344 its reverse (4433423312), we get a palindrome (6566666656).

The spelling of 2133243344 in words is "two billion, one hundred thirty-three million, two hundred forty-three thousand, three hundred forty-four".