2221244224343 has 4 divisors (see below), whose sum is σ = 2317820060208. Its totient is φ = 2124668388480.

The previous prime is 2221244224279. The next prime is 2221244224349. The reversal of 2221244224343 is 3434224421222.

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 2221244224343 - 2⁶ = 2221244224279 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 (2221244224349) 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 3 ways as a sum of consecutive naturals, for example, 48287917898 + ... + 48287917943.

It is an arithmetic number, because the mean of its divisors is an integer number (579455015052).

Almost surely, 2^{2221244224343} is an apocalyptic number.

2221244224343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2221244224343 is a deficient number, since it is larger than the sum of its proper divisors (96575835865).

2221244224343 is an equidigital number, since it uses as much as digits as its factorization.

2221244224343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96575835864.

The product of its digits is 147456, while the sum is 35.

Adding to 2221244224343 its reverse (3434224421222), we get a palindrome (5655468645565).

The spelling of 2221244224343 in words is "two trillion, two hundred twenty-one billion, two hundred forty-four million, two hundred twenty-four thousand, three hundred forty-three".