11130303321 has 12 divisors (see below), whose sum is σ = 16092681748. Its totient is φ = 7413012864.

The previous prime is 11130303311. The next prime is 11130303337. The reversal of 11130303321 is 12330303111.

It is a happy number.

11130303321 is a `hidden beast` number, since 1 + 11 + 30 + 303 + 321 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6652686096 + 4477617225 = 81564^2 + 66915^2 .

It is not a de Polignac number, because 11130303321 - 2¹⁵ = 11130270553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11130303294 and 11130303303.

It is not an unprimeable number, because it can be changed into a prime (11130303311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 589300 + ... + 607893.

Almost surely, 2^11130303321 is an apocalyptic number.

It is an amenable number.

11130303321 is a deficient number, since it is larger than the sum of its proper divisors (4962378427).

11130303321 is a wasteful number, since it uses less digits than its factorization.

11130303321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1198232 (or 1198229 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 11130303321 its reverse (12330303111), we get a palindrome (23460606432).

The spelling of 11130303321 in words is "eleven billion, one hundred thirty million, three hundred three thousand, three hundred twenty-one".