22240340223 has 8 divisors (see below), whose sum is σ = 29663806848. Its totient is φ = 14821883544.

The previous prime is 22240340071. The next prime is 22240340257. The reversal of 22240340223 is 32204304222.

It is a happy number.

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

It is not a de Polignac number, because 22240340223 - 2²⁸ = 21971904767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22240340193 and 22240340202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22240340293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1242115 + ... + 1259892.

It is an arithmetic number, because the mean of its divisors is an integer number (3707975856).

Almost surely, 2^22240340223 is an apocalyptic number.

22240340223 is a deficient number, since it is larger than the sum of its proper divisors (7423466625).

22240340223 is a wasteful number, since it uses less digits than its factorization.

22240340223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2504973.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22240340223 its reverse (32204304222), we get a palindrome (54444644445).

The spelling of 22240340223 in words is "twenty-two billion, two hundred forty million, three hundred forty thousand, two hundred twenty-three".