221113332320 has 24 divisors (see below), whose sum is σ = 522380247984. Its totient is φ = 88445332864.

The previous prime is 221113332301. The next prime is 221113332359. The reversal of 221113332320 is 23233311122.

221113332320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×221113332320² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690979004 + ... + 690979323.

It is an arithmetic number, because the mean of its divisors is an integer number (21765843666).

Almost surely, 2^221113332320 is an apocalyptic number.

221113332320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

221113332320 is an abundant number, since it is smaller than the sum of its proper divisors (301266915664).

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

221113332320 is a wasteful number, since it uses less digits than its factorization.

221113332320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1381958342 (or 1381958334 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 221113332320 its reverse (23233311122), we get a palindrome (244346643442).

The spelling of 221113332320 in words is "two hundred twenty-one billion, one hundred thirteen million, three hundred thirty-two thousand, three hundred twenty".