113200320123 has 32 divisors (see below), whose sum is σ = 184628505600. Its totient is φ = 67976820000.

The previous prime is 113200320113. The next prime is 113200320169. The reversal of 113200320123 is 321023002311.

113200320123 is a `hidden beast` number, since 1 + 1 + 320 + 0 + 320 + 1 + 23 = 666.

It is not a de Polignac number, because 113200320123 - 2⁵ = 113200320091 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 113200320096 and 113200320105.

It is not an unprimeable number, because it can be changed into a prime (113200320113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1716003 + ... + 1780748.

It is an arithmetic number, because the mean of its divisors is an integer number (5769640800).

Almost surely, 2^113200320123 is an apocalyptic number.

113200320123 is a deficient number, since it is larger than the sum of its proper divisors (71428185477).

113200320123 is a wasteful number, since it uses less digits than its factorization.

113200320123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496880 (or 3496874 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 113200320123 its reverse (321023002311), we get a palindrome (434223322434).

The spelling of 113200320123 in words is "one hundred thirteen billion, two hundred million, three hundred twenty thousand, one hundred twenty-three".