4222112225 has 24 divisors (see below), whose sum is σ = 5394297600. Its totient is φ = 3276465920.

The previous prime is 4222112221. The next prime is 4222112273. The reversal of 4222112225 is 5222112224.

It is not a de Polignac number, because 4222112225 - 2² = 4222112221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4222112225.

It is not an unprimeable number, because it can be changed into a prime (4222112221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116876 + ... + 148674.

It is an arithmetic number, because the mean of its divisors is an integer number (224762400).

Almost surely, 2^4222112225 is an apocalyptic number.

It is an amenable number.

4222112225 is a deficient number, since it is larger than the sum of its proper divisors (1172185375).

4222112225 is a wasteful number, since it uses less digits than its factorization.

4222112225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31969 (or 31964 counting only the distinct ones).

The product of its digits is 1280, while the sum is 23.

The square root of 4222112225 is about 64977.7825491144. The cubic root of 4222112225 is about 1616.2551594906.

Adding to 4222112225 its reverse (5222112224), we get a palindrome (9444224449).

Subtracting 4222112225 from its reverse (5222112224), we obtain a palindrome (999999999).

The spelling of 4222112225 in words is "four billion, two hundred twenty-two million, one hundred twelve thousand, two hundred twenty-five".