11133101321 has 8 divisors (see below), whose sum is σ = 11788911144. Its totient is φ = 10477393920.

The previous prime is 11133101311. The next prime is 11133101323. The reversal of 11133101321 is 12310133111.

It can be written as a sum of positive squares in 4 ways, for example, as 329785600 + 10803315721 = 18160^2 + 103939^2 .

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 11133101321 - 2²² = 11128907017 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11133101321.

It is not an unprimeable number, because it can be changed into a prime (11133101323) 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, 412481 + ... + 438641.

It is an arithmetic number, because the mean of its divisors is an integer number (1473613893).

Almost surely, 2^11133101321 is an apocalyptic number.

It is an amenable number.

11133101321 is a deficient number, since it is larger than the sum of its proper divisors (655809823).

11133101321 is a wasteful number, since it uses less digits than its factorization.

11133101321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51211.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 11133101321 its reverse (12310133111), we get a palindrome (23443234432).

The spelling of 11133101321 in words is "eleven billion, one hundred thirty-three million, one hundred one thousand, three hundred twenty-one".