2211102001111 has 2 divisors, whose sum is σ = 2211102001112. Its totient is φ = 2211102001110.

The previous prime is 2211102001061. The next prime is 2211102001159. The reversal of 2211102001111 is 1111002011122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2211102001111 - 2¹¹ = 2211101999063 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2211102001091 and 2211102001100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2211102001181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105551000555 + 1105551000556.

It is an arithmetic number, because the mean of its divisors is an integer number (1105551000556).

Almost surely, 2^{2211102001111} is an apocalyptic number.

2211102001111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211102001111 is an equidigital number, since it uses as much as digits as its factorization.

2211102001111 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 13.

Adding to 2211102001111 its reverse (1111002011122), we get a palindrome (3322104012233).

The spelling of 2211102001111 in words is "two trillion, two hundred eleven billion, one hundred two million, one thousand, one hundred eleven".