11201012220220 has 24 divisors (see below), whose sum is σ = 23522218199424. Its totient is φ = 4480387262016.

The previous prime is 11201012220193. The next prime is 11201012220253. The reversal of 11201012220220 is 2202221010211.

It is a happy number.

11201012220220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11201012220194 and 11201012220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4909237 + ... + 6819283.

It is an arithmetic number, because the mean of its divisors is an integer number (980092424976).

Almost surely, 2^{11201012220220} is an apocalyptic number.

11201012220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11201012220220 is an abundant number, since it is smaller than the sum of its proper divisors (12321205979204).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201012220220 is a wasteful number, since it uses less digits than its factorization.

11201012220220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2203269 (or 2203267 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11201012220220 its reverse (2202221010211), we get a palindrome (13403233230431).

The spelling of 11201012220220 in words is "eleven trillion, two hundred one billion, twelve million, two hundred twenty thousand, two hundred twenty".