22320242222 has 16 divisors (see below), whose sum is σ = 34939389312. Its totient is φ = 10673872440.

The previous prime is 22320242221. The next prime is 22320242249. The reversal of 22320242222 is 22224202322.

It is a super-3 number, since 3×22320242222³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22320242221) 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, 705197 + ... + 736167.

It is an arithmetic number, because the mean of its divisors is an integer number (2183711832).

Almost surely, 2^22320242222 is an apocalyptic number.

22320242222 is a deficient number, since it is larger than the sum of its proper divisors (12619147090).

22320242222 is a wasteful number, since it uses less digits than its factorization.

22320242222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46663.

The product of its (nonzero) digits is 3072, while the sum is 23.

Adding to 22320242222 its reverse (22224202322), we get a palindrome (44544444544).

The spelling of 22320242222 in words is "twenty-two billion, three hundred twenty million, two hundred forty-two thousand, two hundred twenty-two".