221114371984 has 45 divisors (see below), whose sum is σ = 470940014811. Its totient is φ = 100497128160.

The previous prime is 221114371967. The next prime is 221114372009. The reversal of 221114371984 is 489173411122.

The square root of 221114371984 is 470228.

It is a perfect power (a square), and thus also a powerful number.

221114371984 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 221114371984.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 20684689 + ... + 20695375.

Almost surely, 2^221114371984 is an apocalyptic number.

221114371984 is the 470228-th square number.

It is an amenable number.

221114371984 is an abundant number, since it is smaller than the sum of its proper divisors (249825642827).

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

221114371984 is an frugal number, since it uses more digits than its factorization.

221114371984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21404 (or 10700 counting only the distinct ones).

The product of its digits is 96768, while the sum is 43.

The spelling of 221114371984 in words is "two hundred twenty-one billion, one hundred fourteen million, three hundred seventy-one thousand, nine hundred eighty-four".