2122320223 has 4 divisors (see below), whose sum is σ = 2127509680. Its totient is φ = 2117130768.

The previous prime is 2122320173. The next prime is 2122320247. The reversal of 2122320223 is 3220232212.

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 2122320223 - 2²¹ = 2120223071 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122320223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122320323) 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, 2594115 + ... + 2594932.

It is an arithmetic number, because the mean of its divisors is an integer number (531877420).

Almost surely, 2^2122320223 is an apocalyptic number.

2122320223 is a deficient number, since it is larger than the sum of its proper divisors (5189457).

2122320223 is an equidigital number, since it uses as much as digits as its factorization.

2122320223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5189456.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 2122320223 is about 46068.6468544497. The cubic root of 2122320223 is about 1285.1001396622.

Adding to 2122320223 its reverse (3220232212), we get a palindrome (5342552435).

The spelling of 2122320223 in words is "two billion, one hundred twenty-two million, three hundred twenty thousand, two hundred twenty-three".