22210111222 has 8 divisors (see below), whose sum is σ = 35877872016. Its totient is φ = 10250820552.

The previous prime is 22210111181. The next prime is 22210111229. The reversal of 22210111222 is 22211101222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22210111222² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22210111196 and 22210111205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22210111229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 427117498 + ... + 427117549.

It is an arithmetic number, because the mean of its divisors is an integer number (4484734002).

Almost surely, 2^22210111222 is an apocalyptic number.

22210111222 is a deficient number, since it is larger than the sum of its proper divisors (13667760794).

22210111222 is a wasteful number, since it uses less digits than its factorization.

22210111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 854235062.

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

Adding to 22210111222 its reverse (22211101222), we get a palindrome (44421212444).

The spelling of 22210111222 in words is "twenty-two billion, two hundred ten million, one hundred eleven thousand, two hundred twenty-two".