222044143 has 2 divisors, whose sum is σ = 222044144. Its totient is φ = 222044142.

The previous prime is 222044111. The next prime is 222044149. The reversal of 222044143 is 341440222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222044143 - 2⁵ = 222044111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222044149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111022071 + 111022072.

It is an arithmetic number, because the mean of its divisors is an integer number (111022072).

Almost surely, 2^222044143 is an apocalyptic number.

222044143 is a deficient number, since it is larger than the sum of its proper divisors (1).

222044143 is an equidigital number, since it uses as much as digits as its factorization.

222044143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 222044143 is about 14901.1456942075. The cubic root of 222044143 is about 605.5450253285.

Adding to 222044143 its reverse (341440222), we get a palindrome (563484365).

The spelling of 222044143 in words is "two hundred twenty-two million, forty-four thousand, one hundred forty-three".