11231310033 has 24 divisors (see below), whose sum is σ = 16508263200. Its totient is φ = 7356040704.

The previous prime is 11231310011. The next prime is 11231310047. The reversal of 11231310033 is 33001313211.

It is a happy number.

It is not a de Polignac number, because 11231310033 - 2²² = 11227115729 is a prime.

It is a super-2 number, since 2×11231310033² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 11231309988 and 11231310015.

It is not an unprimeable number, because it can be changed into a prime (11231310053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 985713 + ... + 997041.

It is an arithmetic number, because the mean of its divisors is an integer number (687844300).

Almost surely, 2^11231310033 is an apocalyptic number.

It is an amenable number.

11231310033 is a deficient number, since it is larger than the sum of its proper divisors (5276953167).

11231310033 is a wasteful number, since it uses less digits than its factorization.

11231310033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13261 (or 13258 counting only the distinct ones).

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

Adding to 11231310033 its reverse (33001313211), we get a palindrome (44232623244).

The spelling of 11231310033 in words is "eleven billion, two hundred thirty-one million, three hundred ten thousand, thirty-three".