221113196 has 12 divisors (see below), whose sum is σ = 387066960. Its totient is φ = 110522640.

The previous prime is 221113187. The next prime is 221113201. The reversal of 221113196 is 691311122.

221113196 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11270 + ... + 23858.

It is an arithmetic number, because the mean of its divisors is an integer number (32255580).

Almost surely, 2^221113196 is an apocalyptic number.

It is an amenable number.

221113196 is a deficient number, since it is larger than the sum of its proper divisors (165953764).

221113196 is a wasteful number, since it uses less digits than its factorization.

221113196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16984 (or 16982 counting only the distinct ones).

The product of its digits is 648, while the sum is 26.

The square root of 221113196 is about 14869.8754534125. The cubic root of 221113196 is about 604.6975662104.

The spelling of 221113196 in words is "two hundred twenty-one million, one hundred thirteen thousand, one hundred ninety-six".