331132013012 has 24 divisors (see below), whose sum is σ = 606230352000. Its totient is φ = 157960353056.

The previous prime is 331132013011. The next prime is 331132013117. The reversal of 331132013012 is 210310231133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331132013011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4590512 + ... + 4662087.

It is an arithmetic number, because the mean of its divisors is an integer number (25259598000).

Almost surely, 2^331132013012 is an apocalyptic number.

It is an amenable number.

331132013012 is a deficient number, since it is larger than the sum of its proper divisors (275098338988).

331132013012 is a wasteful number, since it uses less digits than its factorization.

331132013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253015 (or 9253013 counting only the distinct ones).

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

Adding to 331132013012 its reverse (210310231133), we get a palindrome (541442244145).

The spelling of 331132013012 in words is "three hundred thirty-one billion, one hundred thirty-two million, thirteen thousand, twelve".