113101123123 has 4 divisors (see below), whose sum is σ = 113794995208. Its totient is φ = 112407251040.

The previous prime is 113101123081. The next prime is 113101123159. The reversal of 113101123123 is 321321101311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113101123123 - 2⁹ = 113101122611 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113101123123.

It is not an unprimeable number, because it can be changed into a prime (113101123183) 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 3 ways as a sum of consecutive naturals, for example, 346935798 + ... + 346936123.

It is an arithmetic number, because the mean of its divisors is an integer number (28448748802).

Almost surely, 2^113101123123 is an apocalyptic number.

113101123123 is a deficient number, since it is larger than the sum of its proper divisors (693872085).

113101123123 is an equidigital number, since it uses as much as digits as its factorization.

113101123123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693872084.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 113101123123 its reverse (321321101311), we get a palindrome (434422224434).

The spelling of 113101123123 in words is "one hundred thirteen billion, one hundred one million, one hundred twenty-three thousand, one hundred twenty-three".