331331020012 has 6 divisors (see below), whose sum is σ = 579829285028. Its totient is φ = 165665510004.

The previous prime is 331331019973. The next prime is 331331020019. The reversal of 331331020012 is 210020133133.

It is not an unprimeable number, because it can be changed into a prime (331331020019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41416377498 + ... + 41416377505.

Almost surely, 2^331331020012 is an apocalyptic number.

It is an amenable number.

331331020012 is a deficient number, since it is larger than the sum of its proper divisors (248498265016).

331331020012 is a wasteful number, since it uses less digits than its factorization.

331331020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82832755007 (or 82832755005 counting only the distinct ones).

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

Adding to 331331020012 its reverse (210020133133), we get a palindrome (541351153145).

The spelling of 331331020012 in words is "three hundred thirty-one billion, three hundred thirty-one million, twenty thousand, twelve".