11223032210221 has 16 divisors (see below), whose sum is σ = 12399967379520. Its totient is φ = 10094008377600.

The previous prime is 11223032210197. The next prime is 11223032210237. The reversal of 11223032210221 is 12201223032211.

It is a cyclic number.

It is not a de Polignac number, because 11223032210221 - 2¹¹ = 11223032208173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11223032210192 and 11223032210201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11223032210261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64658355 + ... + 64831696.

It is an arithmetic number, because the mean of its divisors is an integer number (774997961220).

Almost surely, 2^{11223032210221} is an apocalyptic number.

It is an amenable number.

11223032210221 is a deficient number, since it is larger than the sum of its proper divisors (1176935169299).

11223032210221 is a wasteful number, since it uses less digits than its factorization.

11223032210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129490236.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11223032210221 its reverse (12201223032211), we get a palindrome (23424255242432).

The spelling of 11223032210221 in words is "eleven trillion, two hundred twenty-three billion, thirty-two million, two hundred ten thousand, two hundred twenty-one".