320122300312 has 16 divisors (see below), whose sum is σ = 603276165360. Its totient is φ = 159248656224.

The previous prime is 320122300307. The next prime is 320122300339. The reversal of 320122300312 is 213003221023.

It is a self number, because there is not a number n which added to its sum of digits gives 320122300312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101560068 + ... + 101563219.

It is an arithmetic number, because the mean of its divisors is an integer number (37704760335).

Almost surely, 2^320122300312 is an apocalyptic number.

It is an amenable number.

320122300312 is a deficient number, since it is larger than the sum of its proper divisors (283153865048).

320122300312 is a wasteful number, since it uses less digits than its factorization.

320122300312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203123490 (or 203123486 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 320122300312 its reverse (213003221023), we get a palindrome (533125521335).

The spelling of 320122300312 in words is "three hundred twenty billion, one hundred twenty-two million, three hundred thousand, three hundred twelve".