320003131412 has 12 divisors (see below), whose sum is σ = 560011007136. Its totient is φ = 159999986520.

The previous prime is 320003131391. The next prime is 320003131417. The reversal of 320003131412 is 214131300023.

It is a super-2 number, since 2×320003131412² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320003131417) 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 3 ways as a sum of consecutive naturals, for example, 142337 + ... + 812567.

It is an arithmetic number, because the mean of its divisors is an integer number (46667583928).

Almost surely, 2^320003131412 is an apocalyptic number.

It is an amenable number.

320003131412 is a deficient number, since it is larger than the sum of its proper divisors (240007875724).

320003131412 is a wasteful number, since it uses less digits than its factorization.

320003131412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789598 (or 789596 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 320003131412 its reverse (214131300023), we get a palindrome (534134431435).

The spelling of 320003131412 in words is "three hundred twenty billion, three million, one hundred thirty-one thousand, four hundred twelve".