22213021343 has 4 divisors (see below), whose sum is σ = 22301519688. Its totient is φ = 22124523000.

The previous prime is 22213021319. The next prime is 22213021379. The reversal of 22213021343 is 34312031222.

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 22213021343 - 2¹⁴ = 22213004959 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 (22213021393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44248796 + ... + 44249297.

It is an arithmetic number, because the mean of its divisors is an integer number (5575379922).

Almost surely, 2^22213021343 is an apocalyptic number.

22213021343 is a deficient number, since it is larger than the sum of its proper divisors (88498345).

22213021343 is an equidigital number, since it uses as much as digits as its factorization.

22213021343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88498344.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 22213021343 its reverse (34312031222), we get a palindrome (56525052565).

The spelling of 22213021343 in words is "twenty-two billion, two hundred thirteen million, twenty-one thousand, three hundred forty-three".