111303222011 has 2 divisors, whose sum is σ = 111303222012. Its totient is φ = 111303222010.

The previous prime is 111303221969. The next prime is 111303222071. The reversal of 111303222011 is 110222303111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111303222011 - 2²⁶ = 111236113147 is a prime.

It is not a weakly prime, because it can be changed into another prime (111303222071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55651611005 + 55651611006.

It is an arithmetic number, because the mean of its divisors is an integer number (55651611006).

Almost surely, 2^111303222011 is an apocalyptic number.

111303222011 is a deficient number, since it is larger than the sum of its proper divisors (1).

111303222011 is an equidigital number, since it uses as much as digits as its factorization.

111303222011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111303222011 its reverse (110222303111), we get a palindrome (221525525122).

The spelling of 111303222011 in words is "one hundred eleven billion, three hundred three million, two hundred twenty-two thousand, eleven".