11010011321 has 4 divisors (see below), whose sum is σ = 11014048500. Its totient is φ = 11005974144.

The previous prime is 11010011317. The next prime is 11010011323. The reversal of 11010011321 is 12311001011.

It is a happy number.

11010011321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12311001011 = 15083 ⋅816217.

It can be written as a sum of positive squares in 2 ways, for example, as 10808513296 + 201498025 = 103964^2 + 14195^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010011321 - 2² = 11010011317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11010011323) 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, 2014496 + ... + 2019953.

It is an arithmetic number, because the mean of its divisors is an integer number (2753512125).

Almost surely, 2^11010011321 is an apocalyptic number.

It is an amenable number.

11010011321 is a deficient number, since it is larger than the sum of its proper divisors (4037179).

11010011321 is an equidigital number, since it uses as much as digits as its factorization.

11010011321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037178.

The product of its (nonzero) digits is 6, while the sum is 11.

Adding to 11010011321 its reverse (12311001011), we get a palindrome (23321012332).

The spelling of 11010011321 in words is "eleven billion, ten million, eleven thousand, three hundred twenty-one".