22220111122 has 24 divisors (see below), whose sum is σ = 36647352000. Its totient is φ = 10096821240.

The previous prime is 22220111119. The next prime is 22220111131. The reversal of 22220111122 is 22111102222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22220111096 and 22220111105.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 848379 + ... + 874177.

It is an arithmetic number, because the mean of its divisors is an integer number (1526973000).

Almost surely, 2^22220111122 is an apocalyptic number.

22220111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22220111122 is a deficient number, since it is larger than the sum of its proper divisors (14427240878).

22220111122 is a wasteful number, since it uses less digits than its factorization.

22220111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29382 (or 29371 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22220111122 its reverse (22111102222), we get a palindrome (44331213344).

The spelling of 22220111122 in words is "twenty-two billion, two hundred twenty million, one hundred eleven thousand, one hundred twenty-two".