113200320105 has 12 divisors (see below), whose sum is σ = 196213888260. Its totient is φ = 60373504032.

The previous prime is 113200320091. The next prime is 113200320113. The reversal of 113200320105 is 501023002311.

113200320105 is a `hidden beast` number, since 11 + 320 + 0 + 320 + 10 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 51777637209 + 61422682896 = 227547^2 + 247836^2 .

It is not a de Polignac number, because 113200320105 - 2²⁰ = 113199271529 is a prime.

It is a super-2 number, since 2×113200320105² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1257781290 + ... + 1257781379.

It is an arithmetic number, because the mean of its divisors is an integer number (16351157355).

Almost surely, 2^113200320105 is an apocalyptic number.

113200320105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113200320105 is a deficient number, since it is larger than the sum of its proper divisors (83013568155).

113200320105 is a wasteful number, since it uses less digits than its factorization.

113200320105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2515562680 (or 2515562677 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 18.

Adding to 113200320105 its reverse (501023002311), we get a palindrome (614223322416).

The spelling of 113200320105 in words is "one hundred thirteen billion, two hundred million, three hundred twenty thousand, one hundred five".