22223221122 has 16 divisors (see below), whose sum is σ = 44669793600. Its totient is φ = 7370515152.

The previous prime is 22223221121. The next prime is 22223221133. The reversal of 22223221122 is 22112232222.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22223221121) 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, 9305013 + ... + 9307400.

It is an arithmetic number, because the mean of its divisors is an integer number (2791862100).

Almost surely, 2^22223221122 is an apocalyptic number.

22223221122 is an abundant number, since it is smaller than the sum of its proper divisors (22446572478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22223221122 is a wasteful number, since it uses less digits than its factorization.

22223221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18612617.

The product of its digits is 768, while the sum is 21.

Adding to 22223221122 its reverse (22112232222), we get a palindrome (44335453344).

The spelling of 22223221122 in words is "twenty-two billion, two hundred twenty-three million, two hundred twenty-one thousand, one hundred twenty-two".