11000220010221 has 24 divisors (see below), whose sum is σ = 16511793607456. Its totient is φ = 6475045880160.

The previous prime is 11000220010159. The next prime is 11000220010237. The reversal of 11000220010221 is 12201002200011.

It is not a de Polignac number, because 11000220010221 - 2¹⁰ = 11000220009197 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000220010197 and 11000220010206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000220010121) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 266573815 + ... + 266615076.

Almost surely, 2^{11000220010221} is an apocalyptic number.

It is an amenable number.

11000220010221 is a deficient number, since it is larger than the sum of its proper divisors (5511573597235).

11000220010221 is a wasteful number, since it uses less digits than its factorization.

11000220010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533188953 (or 533188930 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11000220010221 its reverse (12201002200011), we get a palindrome (23201222210232).

The spelling of 11000220010221 in words is "eleven trillion, two hundred twenty million, ten thousand, two hundred twenty-one".