11220020012211 has 32 divisors (see below), whose sum is σ = 15071043435840. Its totient is φ = 7424653824000.

The previous prime is 11220020012203. The next prime is 11220020012231. The reversal of 11220020012211 is 11221002002211.

11220020012211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11220020012211 - 2³ = 11220020012203 is a prime.

It is a super-3 number, since 3×11220020012211³ (a number of 40 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11220020012231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1780669761 + ... + 1780676061.

It is an arithmetic number, because the mean of its divisors is an integer number (470970107370).

Almost surely, 2^{11220020012211} is an apocalyptic number.

11220020012211 is a deficient number, since it is larger than the sum of its proper divisors (3851023423629).

11220020012211 is a wasteful number, since it uses less digits than its factorization.

11220020012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11527.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11220020012211 its reverse (11221002002211), we get a palindrome (22441022014422).

The spelling of 11220020012211 in words is "eleven trillion, two hundred twenty billion, twenty million, twelve thousand, two hundred eleven".