112222222 has 16 divisors (see below), whose sum is σ = 192653280. Its totient is φ = 48027168.

The previous prime is 112222183. The next prime is 112222247. The reversal of 112222222 is 222222211.

It is a super-2 number, since 2×112222222² = 25187654221234568, which contains 22 as substring.

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

112222222 is a modest number, since divided by 22222 gives 1122 as remainder.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 112222196 and 112222205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5304 + ... + 15892.

It is an arithmetic number, because the mean of its divisors is an integer number (12040830).

Almost surely, 2^112222222 is an apocalyptic number.

112222222 is a deficient number, since it is larger than the sum of its proper divisors (80431058).

112222222 is a wasteful number, since it uses less digits than its factorization.

112222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11355.

The product of its digits is 128, while the sum is 16.

The square root of 112222222 is about 10593.4990442252. The cubic root of 112222222 is about 482.3470437878.

Adding to 112222222 its reverse (222222211), we get a palindrome (334444433).

It can be divided in two parts, 11 and 2222222, that multiplied together give a palindrome (24444442).

The spelling of 112222222 in words is "one hundred twelve million, two hundred twenty-two thousand, two hundred twenty-two".