1113111222 has 16 divisors (see below), whose sum is σ = 2229327360. Its totient is φ = 370519592.

The previous prime is 1113111221. The next prime is 1113111253. The reversal of 1113111222 is 2221113111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113111221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124698 + ... + 133325.

It is an arithmetic number, because the mean of its divisors is an integer number (139332960).

Almost surely, 2^1113111222 is an apocalyptic number.

1113111222 is an abundant number, since it is smaller than the sum of its proper divisors (1116216138).

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

1113111222 is a wasteful number, since it uses less digits than its factorization.

1113111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258747.

The product of its digits is 24, while the sum is 15.

The square root of 1113111222 is about 33363.3215073080. The cubic root of 1113111222 is about 1036.3652770715.

Adding to 1113111222 its reverse (2221113111), we get a palindrome (3334224333).

The spelling of 1113111222 in words is "one billion, one hundred thirteen million, one hundred eleven thousand, two hundred twenty-two".