1112321222 has 4 divisors (see below), whose sum is σ = 1668481836. Its totient is φ = 556160610.

The previous prime is 1112321219. The next prime is 1112321233. The reversal of 1112321222 is 2221232111.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1112321222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 278080304 + ... + 278080307.

It is an arithmetic number, because the mean of its divisors is an integer number (417120459).

Almost surely, 2^1112321222 is an apocalyptic number.

1112321222 is a deficient number, since it is larger than the sum of its proper divisors (556160614).

1112321222 is an equidigital number, since it uses as much as digits as its factorization.

1112321222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556160613.

The product of its digits is 96, while the sum is 17.

The square root of 1112321222 is about 33351.4800571129. The cubic root of 1112321222 is about 1036.1200418188.

Adding to 1112321222 its reverse (2221232111), we get a palindrome (3333553333).

The spelling of 1112321222 in words is "one billion, one hundred twelve million, three hundred twenty-one thousand, two hundred twenty-two".