1113321222 has 24 divisors (see below), whose sum is σ = 2597750064. Its totient is φ = 342560304.

The previous prime is 1113321199. The next prime is 1113321227. The reversal of 1113321222 is 2221233111.

1113321222 is a `hidden beast` number, since 111 + 332 + 1 + 222 = 666.

1113321222 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

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

It is a junction number, because it is equal to n+sod(n) for n = 1113321195 and 1113321204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1113321227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2378658 + ... + 2379125.

It is an arithmetic number, because the mean of its divisors is an integer number (108239586).

Almost surely, 2^1113321222 is an apocalyptic number.

1113321222 is an abundant number, since it is smaller than the sum of its proper divisors (1484428842).

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

1113321222 is a wasteful number, since it uses less digits than its factorization.

1113321222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4757804 (or 4757801 counting only the distinct ones).

The product of its digits is 144, while the sum is 18.

The square root of 1113321222 is about 33366.4685275502. The cubic root of 1113321222 is about 1036.4304466666.

Adding to 1113321222 its reverse (2221233111), we get a palindrome (3334554333).

The spelling of 1113321222 in words is "one billion, one hundred thirteen million, three hundred twenty-one thousand, two hundred twenty-two".