221224433214 has 16 divisors (see below), whose sum is σ = 461685773952. Its totient is φ = 70535326488.

The previous prime is 221224433207. The next prime is 221224433267. The reversal of 221224433214 is 412334422122.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 801537664 + ... + 801537939.

It is an arithmetic number, because the mean of its divisors is an integer number (28855360872).

Almost surely, 2^221224433214 is an apocalyptic number.

221224433214 is an abundant number, since it is smaller than the sum of its proper divisors (240461340738).

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

221224433214 is a wasteful number, since it uses less digits than its factorization.

221224433214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603075631.

The product of its digits is 18432, while the sum is 30.

Adding to 221224433214 its reverse (412334422122), we get a palindrome (633558855336).

The spelling of 221224433214 in words is "two hundred twenty-one billion, two hundred twenty-four million, four hundred thirty-three thousand, two hundred fourteen".