320112101320 has 64 divisors (see below), whose sum is σ = 785914747200. Its totient is φ = 116376986880.

The previous prime is 320112101249. The next prime is 320112101347. The reversal of 320112101320 is 23101211023.

It is a junction number, because it is equal to n+sod(n) for n = 320112101294 and 320112101303.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1833591 + ... + 2000569.

It is an arithmetic number, because the mean of its divisors is an integer number (12279917925).

Almost surely, 2^320112101320 is an apocalyptic number.

It is an amenable number.

320112101320 is an abundant number, since it is smaller than the sum of its proper divisors (465802645880).

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

320112101320 is a wasteful number, since it uses less digits than its factorization.

320112101320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171358 (or 171354 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 320112101320 its reverse (23101211023), we get a palindrome (343213312343).

The spelling of 320112101320 in words is "three hundred twenty billion, one hundred twelve million, one hundred one thousand, three hundred twenty".