11221003220211 has 96 divisors (see below), whose sum is σ = 17229925964160. Its totient is φ = 7027044710400.

The previous prime is 11221003220197. The next prime is 11221003220263. The reversal of 11221003220211 is 11202230012211.

11221003220211 is a `hidden beast` number, since 1 + 122 + 10 + 0 + 322 + 0 + 211 = 666.

It is not a de Polignac number, because 11221003220211 - 2²⁵ = 11220969665779 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11221003220411) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3922054921 + ... + 3922057781.

It is an arithmetic number, because the mean of its divisors is an integer number (179478395460).

Almost surely, 2^{11221003220211} is an apocalyptic number.

11221003220211 is a deficient number, since it is larger than the sum of its proper divisors (6008922743949).

11221003220211 is a wasteful number, since it uses less digits than its factorization.

11221003220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5837 (or 5834 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11221003220211 its reverse (11202230012211), we get a palindrome (22423233232422).

The spelling of 11221003220211 in words is "eleven trillion, two hundred twenty-one billion, three million, two hundred twenty thousand, two hundred eleven".