22231050343 has 4 divisors (see below), whose sum is σ = 22231828008. Its totient is φ = 22230272680.

The previous prime is 22231050341. The next prime is 22231050371. The reversal of 22231050343 is 34305013222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22231050343 - 2¹ = 22231050341 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22231050341) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 344248 + ... + 403693.

It is an arithmetic number, because the mean of its divisors is an integer number (5557957002).

Almost surely, 2^22231050343 is an apocalyptic number.

22231050343 is a deficient number, since it is larger than the sum of its proper divisors (777665).

22231050343 is an equidigital number, since it uses as much as digits as its factorization.

22231050343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777664.

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 22231050343 its reverse (34305013222), we get a palindrome (56536063565).

The spelling of 22231050343 in words is "twenty-two billion, two hundred thirty-one million, fifty thousand, three hundred forty-three".