11120220211 has 8 divisors (see below), whose sum is σ = 11528210304. Its totient is φ = 10715309760.

The previous prime is 11120220191. The next prime is 11120220227. The reversal of 11120220211 is 11202202111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11120220211 - 2⁵ = 11120220179 is a prime.

It is a super-2 number, since 2×11120220211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11120220191 and 11120220200.

It is not an unprimeable number, because it can be changed into a prime (11120220271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762556 + ... + 777001.

It is an arithmetic number, because the mean of its divisors is an integer number (1441026288).

Almost surely, 2^11120220211 is an apocalyptic number.

11120220211 is a deficient number, since it is larger than the sum of its proper divisors (407990093).

11120220211 is a wasteful number, since it uses less digits than its factorization.

11120220211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1539821.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11120220211 its reverse (11202202111), we get a palindrome (22322422322).

The spelling of 11120220211 in words is "eleven billion, one hundred twenty million, two hundred twenty thousand, two hundred eleven".