331250551012 has 18 divisors (see below), whose sum is σ = 594172066754. Its totient is φ = 161585631360.

The previous prime is 331250551003. The next prime is 331250551019. The reversal of 331250551012 is 210155052133.

It can be written as a sum of positive squares in 3 ways, for example, as 90224539876 + 241026011136 = 300374^2 + 490944^2 .

It is a super-2 number, since 2×331250551012² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331250551019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24625233 + ... + 24638680.

Almost surely, 2^331250551012 is an apocalyptic number.

It is an amenable number.

331250551012 is a deficient number, since it is larger than the sum of its proper divisors (262921515742).

331250551012 is a wasteful number, since it uses less digits than its factorization.

331250551012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49263999 (or 49263956 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 28.

The spelling of 331250551012 in words is "three hundred thirty-one billion, two hundred fifty million, five hundred fifty-one thousand, twelve".