320103431012 has 24 divisors (see below), whose sum is σ = 561981239232. Its totient is φ = 159537549600.

The previous prime is 320103431009. The next prime is 320103431029. The reversal of 320103431012 is 210134301023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7898633 + ... + 7939055.

It is an arithmetic number, because the mean of its divisors is an integer number (23415884968).

Almost surely, 2^320103431012 is an apocalyptic number.

It is an amenable number.

320103431012 is a deficient number, since it is larger than the sum of its proper divisors (241877808220).

320103431012 is a wasteful number, since it uses less digits than its factorization.

320103431012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46739 (or 46737 counting only the distinct ones).

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

Adding to 320103431012 its reverse (210134301023), we get a palindrome (530237732035).

The spelling of 320103431012 in words is "three hundred twenty billion, one hundred three million, four hundred thirty-one thousand, twelve".