320110020312 has 64 divisors (see below), whose sum is σ = 832723130880. Its totient is φ = 102462602112.

The previous prime is 320110020301. The next prime is 320110020313. The reversal of 320110020312 is 213020011023.

It is a junction number, because it is equal to n+sod(n) for n = 320110020291 and 320110020300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320110020313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2617438 + ... + 2737005.

It is an arithmetic number, because the mean of its divisors is an integer number (13011298920).

Almost surely, 2^320110020312 is an apocalyptic number.

It is an amenable number.

320110020312 is an abundant number, since it is smaller than the sum of its proper divisors (512613110568).

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

320110020312 is a wasteful number, since it uses less digits than its factorization.

320110020312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5354552 (or 5354548 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 320110020312 its reverse (213020011023), we get a palindrome (533130031335).

The spelling of 320110020312 in words is "three hundred twenty billion, one hundred ten million, twenty thousand, three hundred twelve".