11102022220221 has 24 divisors (see below), whose sum is σ = 16880556836000. Its totient is φ = 7011683406432.

The previous prime is 11102022220193. The next prime is 11102022220231. The reversal of 11102022220221 is 12202222020111.

It is a happy number.

11102022220221 is a `hidden beast` number, since 11 + 10 + 202 + 2 + 220 + 221 = 666.

11102022220221 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 11102022220221 - 2¹¹ = 11102022218173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11102022220194 and 11102022220203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11102022220231) 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, 10045935 + ... + 11096163.

Almost surely, 2^{11102022220221} is an apocalyptic number.

It is an amenable number.

11102022220221 is a deficient number, since it is larger than the sum of its proper divisors (5778534615779).

11102022220221 is a wasteful number, since it uses less digits than its factorization.

11102022220221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1112073 (or 1112070 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11102022220221 its reverse (12202222020111), we get a palindrome (23304244240332).

The spelling of 11102022220221 in words is "eleven trillion, one hundred two billion, twenty-two million, two hundred twenty thousand, two hundred twenty-one".