4022112222 has 24 divisors (see below), whose sum is σ = 8722115064. Its totient is φ = 1339544304.

The previous prime is 4022112221. The next prime is 4022112253. The reversal of 4022112222 is 2222112204.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 4022112195 and 4022112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022112221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75133 + ... + 117000.

It is an arithmetic number, because the mean of its divisors is an integer number (363421461).

Almost surely, 2^4022112222 is an apocalyptic number.

4022112222 is an abundant number, since it is smaller than the sum of its proper divisors (4700002842).

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

4022112222 is a wasteful number, since it uses less digits than its factorization.

4022112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193304 (or 193301 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 4022112222 is about 63420.1247397070. The cubic root of 4022112222 is about 1590.3207588307.

Subtracting from 4022112222 its sum of digits (18), we obtain a palindrome (4022112204).

Adding to 4022112222 its reverse (2222112204), we get a palindrome (6244224426).

The spelling of 4022112222 in words is "four billion, twenty-two million, one hundred twelve thousand, two hundred twenty-two".