222112343 has 2 divisors, whose sum is σ = 222112344. Its totient is φ = 222112342.

The previous prime is 222112339. The next prime is 222112349. The reversal of 222112343 is 343211222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222112343 - 2² = 222112339 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222112349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111056171 + 111056172.

It is an arithmetic number, because the mean of its divisors is an integer number (111056172).

Almost surely, 2^222112343 is an apocalyptic number.

222112343 is a deficient number, since it is larger than the sum of its proper divisors (1).

222112343 is an equidigital number, since it uses as much as digits as its factorization.

222112343 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 20.

The square root of 222112343 is about 14903.4339331578. The cubic root of 222112343 is about 605.6070159200.

Adding to 222112343 its reverse (343211222), we get a palindrome (565323565).

The spelling of 222112343 in words is "two hundred twenty-two million, one hundred twelve thousand, three hundred forty-three".