11110111332321 has 32 divisors (see below), whose sum is σ = 15426057653248. Its totient is φ = 7106847128640.

The previous prime is 11110111332317. The next prime is 11110111332337. The reversal of 11110111332321 is 12323311101111.

11110111332321 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 11110111332321 - 2² = 11110111332317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11110111332521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5295900 + ... + 7089906.

It is an arithmetic number, because the mean of its divisors is an integer number (482064301664).

Almost surely, 2^{11110111332321} is an apocalyptic number.

It is an amenable number.

11110111332321 is a deficient number, since it is larger than the sum of its proper divisors (4315946320927).

11110111332321 is a wasteful number, since it uses less digits than its factorization.

11110111332321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1794901.

The product of its (nonzero) digits is 108, while the sum is 21.

Adding to 11110111332321 its reverse (12323311101111), we get a palindrome (23433422433432).

The spelling of 11110111332321 in words is "eleven trillion, one hundred ten billion, one hundred eleven million, three hundred thirty-two thousand, three hundred twenty-one".