11220110211 has 8 divisors (see below), whose sum is σ = 15840155664. Its totient is φ = 7040069120.

The previous prime is 11220110207. The next prime is 11220110249. The reversal of 11220110211 is 11201102211.

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 11220110211 - 2² = 11220110207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11220110611) 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, 110001030 + ... + 110001131.

It is an arithmetic number, because the mean of its divisors is an integer number (1980019458).

Almost surely, 2^11220110211 is an apocalyptic number.

11220110211 is a deficient number, since it is larger than the sum of its proper divisors (4620045453).

11220110211 is a wasteful number, since it uses less digits than its factorization.

11220110211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220002181.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11220110211 its reverse (11201102211), we get a palindrome (22421212422).

The spelling of 11220110211 in words is "eleven billion, two hundred twenty million, one hundred ten thousand, two hundred eleven".