22221331343 has 8 divisors (see below), whose sum is σ = 23412599808. Its totient is φ = 21048823224.

The previous prime is 22221331337. The next prime is 22221331361. The reversal of 22221331343 is 34313312222.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22221331343 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 (22221331313) 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, 4687655 + ... + 4692392.

It is an arithmetic number, because the mean of its divisors is an integer number (2926574976).

Almost surely, 2^22221331343 is an apocalyptic number.

22221331343 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

22221331343 is a deficient number, since it is larger than the sum of its proper divisors (1191268465).

22221331343 is a wasteful number, since it uses less digits than its factorization.

22221331343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9380173.

The product of its digits is 5184, while the sum is 26.

Adding to 22221331343 its reverse (34313312222), we get a palindrome (56534643565).

The spelling of 22221331343 in words is "twenty-two billion, two hundred twenty-one million, three hundred thirty-one thousand, three hundred forty-three".