2220340323 has 8 divisors (see below), whose sum is σ = 3116267200. Its totient is φ = 1402320168.

The previous prime is 2220340321. The next prime is 2220340349. The reversal of 2220340323 is 3230430222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2220340323 - 2¹ = 2220340321 is a prime.

It is a super-2 number, since 2×2220340323² = 9859822299879488658, which contains 22 as substring.

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 2220340323.

It is not an unprimeable number, because it can be changed into a prime (2220340321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19476613 + ... + 19476726.

It is an arithmetic number, because the mean of its divisors is an integer number (389533400).

Almost surely, 2^2220340323 is an apocalyptic number.

2220340323 is a deficient number, since it is larger than the sum of its proper divisors (895926877).

2220340323 is a wasteful number, since it uses less digits than its factorization.

2220340323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38953361.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 2220340323 is about 47120.4872958674. The cubic root of 2220340323 is about 1304.5874070371.

Adding to 2220340323 its reverse (3230430222), we get a palindrome (5450770545).

It can be divided in two parts, 22203 and 40323, that added together give a palindrome (62526).

The spelling of 2220340323 in words is "two billion, two hundred twenty million, three hundred forty thousand, three hundred twenty-three".