201111107 has 2 divisors, whose sum is σ = 201111108. Its totient is φ = 201111106.

The previous prime is 201111089. The next prime is 201111161. The reversal of 201111107 is 701111102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201111107 - 2⁸ = 201110851 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 201111091 and 201111100.

It is not a weakly prime, because it can be changed into another prime (201111007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100555553 + 100555554.

It is an arithmetic number, because the mean of its divisors is an integer number (100555554).

Almost surely, 2^201111107 is an apocalyptic number.

201111107 is a deficient number, since it is larger than the sum of its proper divisors (1).

201111107 is an equidigital number, since it uses as much as digits as its factorization.

201111107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14, while the sum is 14.

The square root of 201111107 is about 14181.3647791741. The cubic root of 201111107 is about 585.8845138509.

Adding to 201111107 its reverse (701111102), we get a palindrome (902222209).

The spelling of 201111107 in words is "two hundred one million, one hundred eleven thousand, one hundred seven".