213224122243 has 8 divisors (see below), whose sum is σ = 232666289856. Its totient is φ = 193791647400.

The previous prime is 213224122229. The next prime is 213224122247. The reversal of 213224122243 is 342221422312.

213224122243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213224122243 - 2⁵ = 213224122211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213224122247) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2377153 + ... + 2465218.

It is an arithmetic number, because the mean of its divisors is an integer number (29083286232).

Almost surely, 2^213224122243 is an apocalyptic number.

213224122243 is a deficient number, since it is larger than the sum of its proper divisors (19442167613).

213224122243 is a wasteful number, since it uses less digits than its factorization.

213224122243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4846385.

The product of its digits is 9216, while the sum is 28.

Adding to 213224122243 its reverse (342221422312), we get a palindrome (555445544555).

The spelling of 213224122243 in words is "two hundred thirteen billion, two hundred twenty-four million, one hundred twenty-two thousand, two hundred forty-three".