2340321331 has 4 divisors (see below), whose sum is σ = 2340427600. Its totient is φ = 2340215064.

The previous prime is 2340321307. The next prime is 2340321341. The reversal of 2340321331 is 1331230432.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2340321331 - 2⁹ = 2340320819 is a prime.

It is a super-2 number, since 2×2340321331² = 10954207864667223122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2340321301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6396 + ... + 68713.

It is an arithmetic number, because the mean of its divisors is an integer number (585106900).

Almost surely, 2^2340321331 is an apocalyptic number.

2340321331 is a deficient number, since it is larger than the sum of its proper divisors (106269).

2340321331 is an equidigital number, since it uses as much as digits as its factorization.

2340321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106268.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 2340321331 is about 48376.8677262181. The cubic root of 2340321331 is about 1327.6751612326.

Adding to 2340321331 its reverse (1331230432), we get a palindrome (3671551763).

The spelling of 2340321331 in words is "two billion, three hundred forty million, three hundred twenty-one thousand, three hundred thirty-one".