11133324121 has 4 divisors (see below), whose sum is σ = 11134044432. Its totient is φ = 11132603812.

The previous prime is 11133324109. The next prime is 11133324127. The reversal of 11133324121 is 12142333111.

11133324121 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12142333111 = 47 ⋅258347513.

It is a cyclic number.

It is not a de Polignac number, because 11133324121 - 2⁹ = 11133323609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11133324092 and 11133324101.

It is not an unprimeable number, because it can be changed into a prime (11133324127) 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, 336451 + ... + 368056.

It is an arithmetic number, because the mean of its divisors is an integer number (2783511108).

Almost surely, 2^11133324121 is an apocalyptic number.

It is an amenable number.

11133324121 is a deficient number, since it is larger than the sum of its proper divisors (720311).

11133324121 is an equidigital number, since it uses as much as digits as its factorization.

11133324121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720310.

The product of its digits is 432, while the sum is 22.

Adding to 11133324121 its reverse (12142333111), we get a palindrome (23275657232).

The spelling of 11133324121 in words is "eleven billion, one hundred thirty-three million, three hundred twenty-four thousand, one hundred twenty-one".