11013221311111 has 8 divisors (see below), whose sum is σ = 11116394360064. Its totient is φ = 10910052813240.

The previous prime is 11013221311109. The next prime is 11013221311129. The reversal of 11013221311111 is 11111312231011.

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 11013221311111 - 2¹ = 11013221311109 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 (11013221311181) 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, 3825666 + ... + 6054928.

It is an arithmetic number, because the mean of its divisors is an integer number (1389549295008).

Almost surely, 2^{11013221311111} is an apocalyptic number.

11013221311111 is a deficient number, since it is larger than the sum of its proper divisors (103173048953).

11013221311111 is a wasteful number, since it uses less digits than its factorization.

11013221311111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2275541.

The product of its (nonzero) digits is 36, while the sum is 19.

Adding to 11013221311111 its reverse (11111312231011), we get a palindrome (22124533542122).

The spelling of 11013221311111 in words is "eleven trillion, thirteen billion, two hundred twenty-one million, three hundred eleven thousand, one hundred eleven".