11120120122211 has 2 divisors, whose sum is σ = 11120120122212. Its totient is φ = 11120120122210.

The previous prime is 11120120122187. The next prime is 11120120122213. The reversal of 11120120122211 is 11222102102111.

It is a strong prime.

It is an emirp because it is prime and its reverse (11222102102111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11120120122211 is a prime.

Together with 11120120122213, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11120120122211.

It is not a weakly prime, because it can be changed into another prime (11120120122213) 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, 5560060061105 + 5560060061106.

It is an arithmetic number, because the mean of its divisors is an integer number (5560060061106).

Almost surely, 2^{11120120122211} is an apocalyptic number.

11120120122211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11120120122211 is an equidigital number, since it uses as much as digits as its factorization.

11120120122211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11120120122211 its reverse (11222102102111), we get a palindrome (22342222224322).

The spelling of 11120120122211 in words is "eleven trillion, one hundred twenty billion, one hundred twenty million, one hundred twenty-two thousand, two hundred eleven".