320560105113 has 12 divisors (see below), whose sum is σ = 465980508708. Its totient is φ = 212345546400.

The previous prime is 320560105097. The next prime is 320560105121. The reversal of 320560105113 is 311501065023.

320560105113 is a `hidden beast` number, since 3 + 2 + 0 + 5 + 601 + 0 + 51 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 211097059209 + 109463045904 = 459453^2 + 330852^2 .

It is not a de Polignac number, because 320560105113 - 2⁴ = 320560105097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320560105123) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 113431038 + ... + 113433863.

It is an arithmetic number, because the mean of its divisors is an integer number (38831709059).

Almost surely, 2^320560105113 is an apocalyptic number.

It is an amenable number.

320560105113 is a deficient number, since it is larger than the sum of its proper divisors (145420403595).

320560105113 is a wasteful number, since it uses less digits than its factorization.

320560105113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226865064 (or 226865061 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The spelling of 320560105113 in words is "three hundred twenty billion, five hundred sixty million, one hundred five thousand, one hundred thirteen".