11303121033 has 24 divisors (see below), whose sum is σ = 17442557600. Its totient is φ = 7032256704.

The previous prime is 11303120971. The next prime is 11303121047. The reversal of 11303121033 is 33012130311.

It is a happy number.

11303121033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11303121033 - 2¹³ = 11303112841 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11303120997 and 11303121015.

It is not an unprimeable number, because it can be changed into a prime (11303121073) 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 23 ways as a sum of consecutive naturals, for example, 481828 + ... + 504741.

Almost surely, 2^11303121033 is an apocalyptic number.

It is an amenable number.

11303121033 is a deficient number, since it is larger than the sum of its proper divisors (6139436567).

11303121033 is a wasteful number, since it uses less digits than its factorization.

11303121033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986661 (or 986658 counting only the distinct ones).

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

Adding to 11303121033 its reverse (33012130311), we get a palindrome (44315251344).

The spelling of 11303121033 in words is "eleven billion, three hundred three million, one hundred twenty-one thousand, thirty-three".