22244224222 has 32 divisors (see below), whose sum is σ = 36866358144. Its totient is φ = 9982020000.

The previous prime is 22244224181. The next prime is 22244224241. The reversal of 22244224222 is 22242244222.

It is a super-2 number, since 2×22244224222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 673597 + ... + 705847.

It is an arithmetic number, because the mean of its divisors is an integer number (1152073692).

Almost surely, 2^22244224222 is an apocalyptic number.

22244224222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22244224222 is a deficient number, since it is larger than the sum of its proper divisors (14622133922).

22244224222 is a wasteful number, since it uses less digits than its factorization.

22244224222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32664.

The product of its digits is 16384, while the sum is 28.

Adding to 22244224222 its reverse (22242244222), we get a palindrome (44486468444).

The spelling of 22244224222 in words is "twenty-two billion, two hundred forty-four million, two hundred twenty-four thousand, two hundred twenty-two".