1113222200 has 24 divisors (see below), whose sum is σ = 2588242080. Its totient is φ = 445288800.

The previous prime is 1113222157. The next prime is 1113222211. The reversal of 1113222200 is 22223111.

It is a happy number.

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 in 5 ways as a sum of consecutive naturals, for example, 2782856 + ... + 2783255.

It is an arithmetic number, because the mean of its divisors is an integer number (107843420).

Almost surely, 2^1113222200 is an apocalyptic number.

1113222200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113222200 is an abundant number, since it is smaller than the sum of its proper divisors (1475019880).

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

1113222200 is a wasteful number, since it uses less digits than its factorization.

1113222200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5566127 (or 5566118 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1113222200 is about 33364.9846395889. The cubic root of 1113222200 is about 1036.3997180514.

Adding to 1113222200 its reverse (22223111), we get a palindrome (1135445311).

The spelling of 1113222200 in words is "one billion, one hundred thirteen million, two hundred twenty-two thousand, two hundred".