320230403012 has 24 divisors (see below), whose sum is σ = 603541705536. Its totient is φ = 147791163168.

The previous prime is 320230402979. The next prime is 320230403063. The reversal of 320230403012 is 210304032023.

It is a super-2 number, since 2×320230403012² (a number of 24 digits) contains 22 as substring.

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, 956393 + ... + 1247055.

It is an arithmetic number, because the mean of its divisors is an integer number (25147571064).

Almost surely, 2^320230403012 is an apocalyptic number.

It is an amenable number.

320230403012 is a deficient number, since it is larger than the sum of its proper divisors (283311302524).

320230403012 is a wasteful number, since it uses less digits than its factorization.

320230403012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311867 (or 311865 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 320230403012 its reverse (210304032023), we get a palindrome (530534435035).

The spelling of 320230403012 in words is "three hundred twenty billion, two hundred thirty million, four hundred three thousand, twelve".