331232113 has 8 divisors (see below), whose sum is σ = 343324800. Its totient is φ = 319184208.

The previous prime is 331232093. The next prime is 331232147. The reversal of 331232113 is 311232133.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 331232113 - 2²¹ = 329134961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331232183) 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 7 ways as a sum of consecutive naturals, for example, 4248 + ... + 26086.

It is an arithmetic number, because the mean of its divisors is an integer number (42915600).

Almost surely, 2^331232113 is an apocalyptic number.

It is an amenable number.

331232113 is a deficient number, since it is larger than the sum of its proper divisors (12092687).

331232113 is a wasteful number, since it uses less digits than its factorization.

331232113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22391.

The product of its digits is 324, while the sum is 19.

The square root of 331232113 is about 18199.7833228860. The cubic root of 331232113 is about 691.9012974987.

Adding to 331232113 its reverse (311232133), we get a palindrome (642464246).

The spelling of 331232113 in words is "three hundred thirty-one million, two hundred thirty-two thousand, one hundred thirteen".