2133132331 has 8 divisors (see below), whose sum is σ = 2353201200. Its totient is φ = 1917421440.

The previous prime is 2133132329. The next prime is 2133132349. The reversal of 2133132331 is 1332313312.

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

It is not a de Polignac number, because 2133132331 - 2¹ = 2133132329 is a prime.

It is a super-2 number, since 2×2133132331² = 9100507083114987122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133132311) 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, 1088466 + ... + 1090423.

It is an arithmetic number, because the mean of its divisors is an integer number (294150150).

Almost surely, 2^2133132331 is an apocalyptic number.

2133132331 is a deficient number, since it is larger than the sum of its proper divisors (220068869).

2133132331 is a wasteful number, since it uses less digits than its factorization.

2133132331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2178989.

The product of its digits is 972, while the sum is 22.

The square root of 2133132331 is about 46185.8455698280. The cubic root of 2133132331 is about 1287.2787478670.

Adding to 2133132331 its reverse (1332313312), we get a palindrome (3465445643).

The spelling of 2133132331 in words is "two billion, one hundred thirty-three million, one hundred thirty-two thousand, three hundred thirty-one".