320201320012 has 48 divisors (see below), whose sum is σ = 662691375360. Its totient is φ = 132455921472.

The previous prime is 320201319979. The next prime is 320201320027. The reversal of 320201320012 is 210023102023.

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 15 ways as a sum of consecutive naturals, for example, 2625663 + ... + 2744905.

It is an arithmetic number, because the mean of its divisors is an integer number (13806070320).

Almost surely, 2^320201320012 is an apocalyptic number.

It is an amenable number.

320201320012 is an abundant number, since it is smaller than the sum of its proper divisors (342490055348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320201320012 is a wasteful number, since it uses less digits than its factorization.

320201320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122590 (or 122588 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 320201320012 its reverse (210023102023), we get a palindrome (530224422035).

It can be divided in two parts, 3202013 and 20012, that added together give a square (3222025 = 1795²).

The spelling of 320201320012 in words is "three hundred twenty billion, two hundred one million, three hundred twenty thousand, twelve".