11220324211 has 4 divisors (see below), whose sum is σ = 11224957392. Its totient is φ = 11215691032.

The previous prime is 11220324197. The next prime is 11220324217. The reversal of 11220324211 is 11242302211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11220324211 - 2²⁷ = 11086106483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220324217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2312956 + ... + 2317801.

It is an arithmetic number, because the mean of its divisors is an integer number (2806239348).

Almost surely, 2^11220324211 is an apocalyptic number.

11220324211 is a deficient number, since it is larger than the sum of its proper divisors (4633181).

11220324211 is an equidigital number, since it uses as much as digits as its factorization.

11220324211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4633180.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 11220324211 its reverse (11242302211), we get a palindrome (22462626422).

The spelling of 11220324211 in words is "eleven billion, two hundred twenty million, three hundred twenty-four thousand, two hundred eleven".