320130313012 has 12 divisors (see below), whose sum is σ = 560383132036. Its totient is φ = 160020846720.

The previous prime is 320130312989. The next prime is 320130313039. The reversal of 320130313012 is 210313031023.

It can be written as a sum of positive squares in 2 ways, for example, as 4382969616 + 315747343396 = 66204^2 + 561914^2 .

It is a super-2 number, since 2×320130313012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11061189 + ... + 11090092.

Almost surely, 2^320130313012 is an apocalyptic number.

It is an amenable number.

320130313012 is a deficient number, since it is larger than the sum of its proper divisors (240252819024).

320130313012 is a wasteful number, since it uses less digits than its factorization.

320130313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22154898 (or 22154896 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 320130313012 its reverse (210313031023), we get a palindrome (530443344035).

The spelling of 320130313012 in words is "three hundred twenty billion, one hundred thirty million, three hundred thirteen thousand, twelve".