11022212110211 has 4 divisors (see below), whose sum is σ = 11022599848800. Its totient is φ = 11021824371624.

The previous prime is 11022212110193. The next prime is 11022212110219. The reversal of 11022212110211 is 11201121222011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022212110211 is a prime.

It is a super-2 number, since 2×11022212110211² (a number of 27 digits) contains 22 as substring.

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 11022212110211.

It is not an unprimeable number, because it can be changed into a prime (11022212110219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193826651 + ... + 193883508.

It is an arithmetic number, because the mean of its divisors is an integer number (2755649962200).

Almost surely, 2^{11022212110211} is an apocalyptic number.

11022212110211 is a deficient number, since it is larger than the sum of its proper divisors (387738589).

11022212110211 is an equidigital number, since it uses as much as digits as its factorization.

11022212110211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387738588.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11022212110211 its reverse (11201121222011), we get a palindrome (22223333332222).

The spelling of 11022212110211 in words is "eleven trillion, twenty-two billion, two hundred twelve million, one hundred ten thousand, two hundred eleven".