113201100123 has 8 divisors (see below), whose sum is σ = 151947786000. Its totient is φ = 74960907168.

The previous prime is 113201100109. The next prime is 113201100139. The reversal of 113201100123 is 321001102311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 113201100123 - 2⁴ = 113201100107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (113201100143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126622708 + ... + 126623601.

It is an arithmetic number, because the mean of its divisors is an integer number (18993473250).

Almost surely, 2^113201100123 is an apocalyptic number.

113201100123 is a deficient number, since it is larger than the sum of its proper divisors (38746685877).

113201100123 is a wasteful number, since it uses less digits than its factorization.

113201100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253246461.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 113201100123 its reverse (321001102311), we get a palindrome (434202202434).

The spelling of 113201100123 in words is "one hundred thirteen billion, two hundred one million, one hundred thousand, one hundred twenty-three".