111222312041 has 2 divisors, whose sum is σ = 111222312042. Its totient is φ = 111222312040.

The previous prime is 111222312007. The next prime is 111222312049. The reversal of 111222312041 is 140213222111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103912746025 + 7309566016 = 322355^2 + 85496^2 .

It is a cyclic number.

It is not a de Polignac number, because 111222312041 - 2²⁶ = 111155203177 is a prime.

It is not a weakly prime, because it can be changed into another prime (111222312049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55611156020 + 55611156021.

It is an arithmetic number, because the mean of its divisors is an integer number (55611156021).

Almost surely, 2^111222312041 is an apocalyptic number.

It is an amenable number.

111222312041 is a deficient number, since it is larger than the sum of its proper divisors (1).

111222312041 is an equidigital number, since it uses as much as digits as its factorization.

111222312041 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 111222312041 its reverse (140213222111), we get a palindrome (251435534152).

The spelling of 111222312041 in words is "one hundred eleven billion, two hundred twenty-two million, three hundred twelve thousand, forty-one".