320131302210212 has 12 divisors (see below), whose sum is σ = 560229921961500. Its totient is φ = 160065610221216.

The previous prime is 320131302210163. The next prime is 320131302210311. The reversal of 320131302210212 is 212012203131023.

It can be written as a sum of positive squares in 2 ways, for example, as 315267936477796 + 4863365732416 = 17755786^2 + 2205304^2 .

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 13528898 + ... + 28693094.

It is an arithmetic number, because the mean of its divisors is an integer number (46685826830125).

Almost surely, 2^{320131302210212} is an apocalyptic number.

It is an amenable number.

320131302210212 is a deficient number, since it is larger than the sum of its proper divisors (240098619751288).

320131302210212 is a wasteful number, since it uses less digits than its factorization.

320131302210212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20441950 (or 20441948 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 320131302210212 its reverse (212012203131023), we get a palindrome (532143505341235).

The spelling of 320131302210212 in words is "three hundred twenty trillion, one hundred thirty-one billion, three hundred two million, two hundred ten thousand, two hundred twelve".