320211312112 has 20 divisors (see below), whose sum is σ = 656904089376. Its totient is φ = 150687676160.

The previous prime is 320211312077. The next prime is 320211312121. The reversal of 320211312112 is 211213112023.

It is a self number, because there is not a number n which added to its sum of digits gives 320211312112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588623464 + ... + 588624007.

Almost surely, 2^320211312112 is an apocalyptic number.

It is an amenable number.

320211312112 is an abundant number, since it is smaller than the sum of its proper divisors (336692777264).

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

320211312112 is a wasteful number, since it uses less digits than its factorization.

320211312112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177247496 (or 1177247490 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 320211312112 its reverse (211213112023), we get a palindrome (531424424135).

The spelling of 320211312112 in words is "three hundred twenty billion, two hundred eleven million, three hundred twelve thousand, one hundred twelve".