11012220211 has 2 divisors, whose sum is σ = 11012220212. Its totient is φ = 11012220210.

The previous prime is 11012220161. The next prime is 11012220223. The reversal of 11012220211 is 11202221011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11012220211 - 2³¹ = 8864736563 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11012220191 and 11012220200.

It is not a weakly prime, because it can be changed into another prime (11012220251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5506110105 + 5506110106.

It is an arithmetic number, because the mean of its divisors is an integer number (5506110106).

Almost surely, 2^11012220211 is an apocalyptic number.

11012220211 is a deficient number, since it is larger than the sum of its proper divisors (1).

11012220211 is an equidigital number, since it uses as much as digits as its factorization.

11012220211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11012220211 its reverse (11202221011), we get a palindrome (22214441222).

The spelling of 11012220211 in words is "eleven billion, twelve million, two hundred twenty thousand, two hundred eleven".