320122001105 has 16 divisors (see below), whose sum is σ = 391057950144. Its totient is φ = 251513000640.

The previous prime is 320122001093. The next prime is 320122001123. The reversal of 320122001105 is 501100221023.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-320122001105 is a prime.

It is a Duffinian number.

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, 1332602 + ... + 1554371.

It is an arithmetic number, because the mean of its divisors is an integer number (24441121884).

Almost surely, 2^320122001105 is an apocalyptic number.

It is an amenable number.

320122001105 is a deficient number, since it is larger than the sum of its proper divisors (70935949039).

320122001105 is a wasteful number, since it uses less digits than its factorization.

320122001105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2887376.

The product of its (nonzero) digits is 120, while the sum is 17.

Adding to 320122001105 its reverse (501100221023), we get a palindrome (821222222128).

The spelling of 320122001105 in words is "three hundred twenty billion, one hundred twenty-two million, one thousand, one hundred five".