2133240131 has 8 divisors (see below), whose sum is σ = 2341108224. Its totient is φ = 1927694920.

The previous prime is 2133240113. The next prime is 2133240139. The reversal of 2133240131 is 1310423312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2133240131 is a prime.

It is a super-2 number, since 2×2133240131² = 9101426913017794322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2133240139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578795 + ... + 582468.

It is an arithmetic number, because the mean of its divisors is an integer number (292638528).

Almost surely, 2^2133240131 is an apocalyptic number.

2133240131 is a deficient number, since it is larger than the sum of its proper divisors (207868093).

2133240131 is a wasteful number, since it uses less digits than its factorization.

2133240131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1161441.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2133240131 is about 46187.0125792955. The cubic root of 2133240131 is about 1287.3004321463.

Adding to 2133240131 its reverse (1310423312), we get a palindrome (3443663443).

The spelling of 2133240131 in words is "two billion, one hundred thirty-three million, two hundred forty thousand, one hundred thirty-one".