222340343 has 2 divisors, whose sum is σ = 222340344. Its totient is φ = 222340342.

The previous prime is 222340319. The next prime is 222340351. The reversal of 222340343 is 343043222.

222340343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222340343 - 2²⁰ = 221291767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222340373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111170171 + 111170172.

It is an arithmetic number, because the mean of its divisors is an integer number (111170172).

Almost surely, 2^222340343 is an apocalyptic number.

222340343 is a deficient number, since it is larger than the sum of its proper divisors (1).

222340343 is an equidigital number, since it uses as much as digits as its factorization.

222340343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 23.

The square root of 222340343 is about 14911.0812149891. The cubic root of 222340343 is about 605.8141651168.

Adding to 222340343 its reverse (343043222), we get a palindrome (565383565).

The spelling of 222340343 in words is "two hundred twenty-two million, three hundred forty thousand, three hundred forty-three".