11222221200211 has 16 divisors (see below), whose sum is σ = 13123883855104. Its totient is φ = 9395188203744.

The previous prime is 11222221200199. The next prime is 11222221200227. The reversal of 11222221200211 is 11200212222211.

It is not a de Polignac number, because 11222221200211 - 2⁴¹ = 9023197944659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222221290211) 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, 19457461 + ... + 20025913.

It is an arithmetic number, because the mean of its divisors is an integer number (820242740944).

Almost surely, 2^{11222221200211} is an apocalyptic number.

11222221200211 is a deficient number, since it is larger than the sum of its proper divisors (1901662654893).

11222221200211 is an equidigital number, since it uses as much as digits as its factorization.

11222221200211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634090.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11222221200211 its reverse (11200212222211), we get a palindrome (22422433422422).

The spelling of 11222221200211 in words is "eleven trillion, two hundred twenty-two billion, two hundred twenty-one million, two hundred thousand, two hundred eleven".