2201122120111 has 2 divisors, whose sum is σ = 2201122120112. Its totient is φ = 2201122120110.

The previous prime is 2201122120097. The next prime is 2201122120177. The reversal of 2201122120111 is 1110212211022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2201122120111 - 2⁷ = 2201122119983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2201122120511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1100561060055 + 1100561060056.

It is an arithmetic number, because the mean of its divisors is an integer number (1100561060056).

Almost surely, 2^{2201122120111} is an apocalyptic number.

2201122120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2201122120111 is an equidigital number, since it uses as much as digits as its factorization.

2201122120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 2201122120111 its reverse (1110212211022), we get a palindrome (3311334331133).

The spelling of 2201122120111 in words is "two trillion, two hundred one billion, one hundred twenty-two million, one hundred twenty thousand, one hundred eleven".