22112122 has 8 divisors (see below), whose sum is σ = 33255936. Its totient is φ = 11026812.

The previous prime is 22112107. The next prime is 22112141. The reversal of 22112122 is 22121122.

It is a happy number.

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

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13668 + ... + 15199.

It is an arithmetic number, because the mean of its divisors is an integer number (4156992).

Almost surely, 2^22112122 is an apocalyptic number.

22112122 is a deficient number, since it is larger than the sum of its proper divisors (11143814).

22112122 is a wasteful number, since it uses less digits than its factorization.

22112122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29252.

The product of its digits is 32, while the sum is 13.

The square root of 22112122 is about 4702.3528153468. The cubic root of 22112122 is about 280.6791422197.

Adding to 22112122 its reverse (22121122), we get a palindrome (44233244).

The spelling of 22112122 in words is "twenty-two million, one hundred twelve thousand, one hundred twenty-two".