11220222220211 has 8 divisors (see below), whose sum is σ = 11332459000848. Its totient is φ = 11108007900000.

The previous prime is 11220222220189. The next prime is 11220222220247. The reversal of 11220222220211 is 11202222202211.

11220222220211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11220222220211 - 2³⁰ = 11219148478387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11220222223211) 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, 4610105 + ... + 6610106.

It is an arithmetic number, because the mean of its divisors is an integer number (1416557375106).

Almost surely, 2^{11220222220211} is an apocalyptic number.

11220222220211 is a deficient number, since it is larger than the sum of its proper divisors (112236780637).

11220222220211 is a wasteful number, since it uses less digits than its factorization.

11220222220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11230213.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11220222220211 its reverse (11202222202211), we get a palindrome (22422444422422).

The spelling of 11220222220211 in words is "eleven trillion, two hundred twenty billion, two hundred twenty-two million, two hundred twenty thousand, two hundred eleven".