331120021133 has 4 divisors (see below), whose sum is σ = 361221841248. Its totient is φ = 301018201020.

The previous prime is 331120021123. The next prime is 331120021139.

331120021133 is nontrivially palindromic in base 10.

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.

It is a cyclic number.

It is not a de Polignac number, because 331120021133 - 2⁸ = 331120020877 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 (331120021139) 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, 15050910041 + ... + 15050910062.

It is an arithmetic number, because the mean of its divisors is an integer number (90305460312).

Almost surely, 2^331120021133 is an apocalyptic number.

It is an amenable number.

331120021133 is a deficient number, since it is larger than the sum of its proper divisors (30101820115).

331120021133 is a wasteful number, since it uses less digits than its factorization.

331120021133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30101820114.

The product of its (nonzero) digits is 324, while the sum is 20.

It can be divided in two parts, 3311200 and 21133, that added together give a palindrome (3332333).

The spelling of 331120021133 in words is "three hundred thirty-one billion, one hundred twenty million, twenty-one thousand, one hundred thirty-three".