331330331012 has 48 divisors (see below), whose sum is σ = 606787297200. Its totient is φ = 158096547840.

The previous prime is 331330331011. The next prime is 331330331029. The reversal of 331330331012 is 210133033133.

It can be written as a sum of positive squares in 8 ways, for example, as 24033060676 + 307297270336 = 155026^2 + 554344^2 .

It is not an unprimeable number, because it can be changed into a prime (331330331011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42252212 + ... + 42260052.

It is an arithmetic number, because the mean of its divisors is an integer number (12641402025).

Almost surely, 2^331330331012 is an apocalyptic number.

It is an amenable number.

331330331012 is a deficient number, since it is larger than the sum of its proper divisors (275456966188).

331330331012 is a wasteful number, since it uses less digits than its factorization.

331330331012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12056 (or 12054 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 23.

Adding to 331330331012 its reverse (210133033133), we get a palindrome (541463364145).

The spelling of 331330331012 in words is "three hundred thirty-one billion, three hundred thirty million, three hundred thirty-one thousand, twelve".