23133311333 has 16 divisors (see below), whose sum is σ = 25354861056. Its totient is φ = 20931704640.

The previous prime is 23133311309. The next prime is 23133311351. The reversal of 23133311333 is 33311333132.

It is a happy number.

It is not a de Polignac number, because 23133311333 - 2⁸ = 23133311077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23133311363) 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 15 ways as a sum of consecutive naturals, for example, 2777291 + ... + 2785607.

It is an arithmetic number, because the mean of its divisors is an integer number (1584678816).

Almost surely, 2^23133311333 is an apocalyptic number.

It is an amenable number.

23133311333 is a deficient number, since it is larger than the sum of its proper divisors (2221549723).

23133311333 is a wasteful number, since it uses less digits than its factorization.

23133311333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9484.

The product of its digits is 4374, while the sum is 26.

Adding to 23133311333 its reverse (33311333132), we get a palindrome (56444644465).

The spelling of 23133311333 in words is "twenty-three billion, one hundred thirty-three million, three hundred eleven thousand, three hundred thirty-three".