11322110112221 has 8 divisors (see below), whose sum is σ = 11434279385784. Its totient is φ = 11209942195200.

The previous prime is 11322110112211. The next prime is 11322110112227. The reversal of 11322110112221 is 12221101122311.

11322110112221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 281176728121 + 11040933384100 = 530261^2 + 3322790^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11322110112221 - 2¹⁴ = 11322110095837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11322110112193 and 11322110112202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11322110112227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28632365 + ... + 29025101.

It is an arithmetic number, because the mean of its divisors is an integer number (1429284923223).

Almost surely, 2^{11322110112221} is an apocalyptic number.

It is an amenable number.

11322110112221 is a deficient number, since it is larger than the sum of its proper divisors (112169273563).

11322110112221 is a wasteful number, since it uses less digits than its factorization.

11322110112221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678271.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 11322110112221 its reverse (12221101122311), we get a palindrome (23543211234532).

The spelling of 11322110112221 in words is "eleven trillion, three hundred twenty-two billion, one hundred ten million, one hundred twelve thousand, two hundred twenty-one".