22000220222 has 12 divisors (see below), whose sum is σ = 34497511440. Its totient is φ = 10521843948.

The previous prime is 22000220197. The next prime is 22000220227. The reversal of 22000220222 is 22202200022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22000220197 and 22000220206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000220227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10396022 + ... + 10398137.

It is an arithmetic number, because the mean of its divisors is an integer number (2874792620).

Almost surely, 2^22000220222 is an apocalyptic number.

22000220222 is a deficient number, since it is larger than the sum of its proper divisors (12497291218).

22000220222 is a wasteful number, since it uses less digits than its factorization.

22000220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20794207 (or 20794184 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 22000220222 its reverse (22202200022), we get a palindrome (44202420244).

The spelling of 22000220222 in words is "twenty-two billion, two hundred twenty thousand, two hundred twenty-two".