2321020223 has 4 divisors (see below), whose sum is σ = 2370403680. Its totient is φ = 2271636768.

The previous prime is 2321020213. The next prime is 2321020243. The reversal of 2321020223 is 3220201232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2321020223 - 2¹⁰ = 2321019199 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 (2321020213) 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, 24691658 + ... + 24691751.

It is an arithmetic number, because the mean of its divisors is an integer number (592600920).

Almost surely, 2^2321020223 is an apocalyptic number.

2321020223 is a deficient number, since it is larger than the sum of its proper divisors (49383457).

2321020223 is an equidigital number, since it uses as much as digits as its factorization.

2321020223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49383456.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 2321020223 is about 48176.9677646902. The cubic root of 2321020223 is about 1324.0152118608.

Adding to 2321020223 its reverse (3220201232), we get a palindrome (5541221455).

The spelling of 2321020223 in words is "two billion, three hundred twenty-one million, twenty thousand, two hundred twenty-three".