2321042213 has 4 divisors (see below), whose sum is σ = 2652619680. Its totient is φ = 1989464748.

The previous prime is 2321042201. The next prime is 2321042233. The reversal of 2321042213 is 3122401232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2321042213 - 2¹⁰ = 2321041189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2321042233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 165788723 + ... + 165788736.

It is an arithmetic number, because the mean of its divisors is an integer number (663154920).

Almost surely, 2^2321042213 is an apocalyptic number.

It is an amenable number.

2321042213 is a deficient number, since it is larger than the sum of its proper divisors (331577467).

2321042213 is an equidigital number, since it uses as much as digits as its factorization.

2321042213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 331577466.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2321042213 is about 48177.1959852377. The cubic root of 2321042213 is about 1324.0193932121.

Adding to 2321042213 its reverse (3122401232), we get a palindrome (5443443445).

The spelling of 2321042213 in words is "two billion, three hundred twenty-one million, forty-two thousand, two hundred thirteen".