2321331140443 has 12 divisors (see below), whose sum is σ = 2700875008560. Its totient is φ = 1989306384912.

The previous prime is 2321331140437. The next prime is 2321331140467. The reversal of 2321331140443 is 3440411331232.

It is not a de Polignac number, because 2321331140443 - 2²⁵ = 2321297586011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321331140243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4590888 + ... + 5071381.

It is an arithmetic number, because the mean of its divisors is an integer number (225072917380).

Almost surely, 2^{2321331140443} is an apocalyptic number.

2321331140443 is a deficient number, since it is larger than the sum of its proper divisors (379543868117).

2321331140443 is an equidigital number, since it uses as much as digits as its factorization.

2321331140443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9667186 (or 9667179 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 2321331140443 its reverse (3440411331232), we get a palindrome (5761742471675).

The spelling of 2321331140443 in words is "two trillion, three hundred twenty-one billion, three hundred thirty-one million, one hundred forty thousand, four hundred forty-three".