2201111102111 has 4 divisors (see below), whose sum is σ = 2201475108672. Its totient is φ = 2200747095552.

The previous prime is 2201111102093. The next prime is 2201111102161. The reversal of 2201111102111 is 1112011111022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2201111102111 - 2¹⁰ = 2201111101087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2201111102161) 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 in 3 ways as a sum of consecutive naturals, for example, 181994210 + ... + 182006303.

It is an arithmetic number, because the mean of its divisors is an integer number (550368777168).

Almost surely, 2^{2201111102111} is an apocalyptic number.

2201111102111 is a deficient number, since it is larger than the sum of its proper divisors (364006561).

2201111102111 is an equidigital number, since it uses as much as digits as its factorization.

2201111102111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364006560.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 2201111102111 its reverse (1112011111022), we get a palindrome (3313122213133).

The spelling of 2201111102111 in words is "two trillion, two hundred one billion, one hundred eleven million, one hundred two thousand, one hundred eleven".