11221210020211 has 16 divisors (see below), whose sum is σ = 11988021461760. Its totient is φ = 10480039436160.

The previous prime is 11221210020161. The next prime is 11221210020277. The reversal of 11221210020211 is 11202001212211.

11221210020211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 11221210020211 - 2³³ = 11212620085619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11221210020281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 830640 + ... + 4809613.

It is an arithmetic number, because the mean of its divisors is an integer number (749251341360).

Almost surely, 2^{11221210020211} is an apocalyptic number.

11221210020211 is a deficient number, since it is larger than the sum of its proper divisors (766811441549).

11221210020211 is a wasteful number, since it uses less digits than its factorization.

11221210020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5642526.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221210020211 its reverse (11202001212211), we get a palindrome (22423211232422).

The spelling of 11221210020211 in words is "eleven trillion, two hundred twenty-one billion, two hundred ten million, twenty thousand, two hundred eleven".