213433244243 has 8 divisors (see below), whose sum is σ = 213736639200. Its totient is φ = 213130044288.

The previous prime is 213433244209. The next prime is 213433244249. The reversal of 213433244243 is 342442334312.

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 213433244243 - 2²⁰ = 213432195667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213433244249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215973 + ... + 2310281.

It is an arithmetic number, because the mean of its divisors is an integer number (26717079900).

Almost surely, 2^213433244243 is an apocalyptic number.

213433244243 is a deficient number, since it is larger than the sum of its proper divisors (303394957).

213433244243 is a wasteful number, since it uses less digits than its factorization.

213433244243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97501.

The product of its digits is 165888, while the sum is 35.

Adding to 213433244243 its reverse (342442334312), we get a palindrome (555875578555).

The spelling of 213433244243 in words is "two hundred thirteen billion, four hundred thirty-three million, two hundred forty-four thousand, two hundred forty-three".