222123043 has 2 divisors, whose sum is σ = 222123044. Its totient is φ = 222123042.

The previous prime is 222123001. The next prime is 222123049. The reversal of 222123043 is 340321222.

222123043 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 a de Polignac number, because none of the positive numbers 2^k-222123043 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222123043.

It is not a weakly prime, because it can be changed into another prime (222123049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061521 + 111061522.

It is an arithmetic number, because the mean of its divisors is an integer number (111061522).

Almost surely, 2^222123043 is an apocalyptic number.

222123043 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123043 is an equidigital number, since it uses as much as digits as its factorization.

222123043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 222123043 is about 14903.7929065054. The cubic root of 222123043 is about 605.6167405649.

Adding to 222123043 its reverse (340321222), we get a palindrome (562444265).

The spelling of 222123043 in words is "two hundred twenty-two million, one hundred twenty-three thousand, forty-three".