11200120111211 has 2 divisors, whose sum is σ = 11200120111212. Its totient is φ = 11200120111210.

The previous prime is 11200120111183. The next prime is 11200120111259. The reversal of 11200120111211 is 11211102100211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11200120111211 - 2¹⁰ = 11200120110187 is a prime.

It is not a weakly prime, because it can be changed into another prime (11200120101211) 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, 5600060055605 + 5600060055606.

It is an arithmetic number, because the mean of its divisors is an integer number (5600060055606).

Almost surely, 2^{11200120111211} is an apocalyptic number.

11200120111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11200120111211 is an equidigital number, since it uses as much as digits as its factorization.

11200120111211 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 14.

Adding to 11200120111211 its reverse (11211102100211), we get a palindrome (22411222211422).

The spelling of 11200120111211 in words is "eleven trillion, two hundred billion, one hundred twenty million, one hundred eleven thousand, two hundred eleven".