331238832133 has 4 divisors (see below), whose sum is σ = 361351453248. Its totient is φ = 301126211020.

The previous prime is 331238832121. The next prime is 331238832139.

It is a happy number.

331238832133 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 331238832133 - 2¹³ = 331238823941 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 (331238832139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15056310541 + ... + 15056310562.

It is an arithmetic number, because the mean of its divisors is an integer number (90337863312).

Almost surely, 2^331238832133 is an apocalyptic number.

It is an amenable number.

331238832133 is a deficient number, since it is larger than the sum of its proper divisors (30112621115).

331238832133 is a wasteful number, since it uses less digits than its factorization.

331238832133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30112621114.

The product of its digits is 186624, while the sum is 40.

The spelling of 331238832133 in words is "three hundred thirty-one billion, two hundred thirty-eight million, eight hundred thirty-two thousand, one hundred thirty-three".