11003324121 has 16 divisors (see below), whose sum is σ = 16577515200. Its totient is φ = 7211217024.

The previous prime is 11003324083. The next prime is 11003324141. The reversal of 11003324121 is 12142330011.

It is not a de Polignac number, because 11003324121 - 2⁹ = 11003323609 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11003324094 and 11003324103.

It is not an unprimeable number, because it can be changed into a prime (11003324141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3452056 + ... + 3455241.

It is an arithmetic number, because the mean of its divisors is an integer number (1036094700).

Almost surely, 2^11003324121 is an apocalyptic number.

It is an amenable number.

11003324121 is a deficient number, since it is larger than the sum of its proper divisors (5574191079).

11003324121 is an equidigital number, since it uses as much as digits as its factorization.

11003324121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6907365 (or 6907359 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11003324121 its reverse (12142330011), we get a palindrome (23145654132).

The spelling of 11003324121 in words is "eleven billion, three million, three hundred twenty-four thousand, one hundred twenty-one".