11011022000221 has 4 divisors (see below), whose sum is σ = 11011671137152. Its totient is φ = 11010372863292.

The previous prime is 11011022000197. The next prime is 11011022000239. The reversal of 11011022000221 is 12200022011011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11011022000221 - 2¹³ = 11011021992029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011022000261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 324543021 + ... + 324576946.

It is an arithmetic number, because the mean of its divisors is an integer number (2752917784288).

Almost surely, 2^{11011022000221} is an apocalyptic number.

It is an amenable number.

11011022000221 is a deficient number, since it is larger than the sum of its proper divisors (649136931).

11011022000221 is an equidigital number, since it uses as much as digits as its factorization.

11011022000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649136930.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11011022000221 its reverse (12200022011011), we get a palindrome (23211044011232).

The spelling of 11011022000221 in words is "eleven trillion, eleven billion, twenty-two million, two hundred twenty-one", and thus it is an aban number.