2201120111 has 2 divisors, whose sum is σ = 2201120112. Its totient is φ = 2201120110.

The previous prime is 2201120093. The next prime is 2201120147. The reversal of 2201120111 is 1110211022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2201120111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2201120092 and 2201120101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201126111) 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, 1100560055 + 1100560056.

It is an arithmetic number, because the mean of its divisors is an integer number (1100560056).

Almost surely, 2^2201120111 is an apocalyptic number.

2201120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201120111 is an equidigital number, since it uses as much as digits as its factorization.

2201120111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 2201120111 is about 46916.0965021601. The cubic root of 2201120111 is about 1300.8121377023.

Adding to 2201120111 its reverse (1110211022), we get a palindrome (3311331133).

The spelling of 2201120111 in words is "two billion, two hundred one million, one hundred twenty thousand, one hundred eleven".