11322220211 has 16 divisors (see below), whose sum is σ = 11546493504. Its totient is φ = 11100063744.

The previous prime is 11322220199. The next prime is 11322220219. The reversal of 11322220211 is 11202222311.

It is a cyclic number.

It is not a de Polignac number, because 11322220211 - 2²⁶ = 11255111347 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11322220211.

It is not an unprimeable number, because it can be changed into a prime (11322220219) 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, 15573530 + ... + 15574256.

It is an arithmetic number, because the mean of its divisors is an integer number (721655844).

Almost surely, 2^11322220211 is an apocalyptic number.

11322220211 is a deficient number, since it is larger than the sum of its proper divisors (224273293).

11322220211 is an equidigital number, since it uses as much as digits as its factorization.

11322220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1790.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11322220211 its reverse (11202222311), we get a palindrome (22524442522).

The spelling of 11322220211 in words is "eleven billion, three hundred twenty-two million, two hundred twenty thousand, two hundred eleven".