112321003123 has 4 divisors (see below), whose sum is σ = 128366860720. Its totient is φ = 96275145528.

The previous prime is 112321003111. The next prime is 112321003139. The reversal of 112321003123 is 321300123211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321300123211 = 41 ⋅7836588371.

It is a cyclic number.

It is not a de Polignac number, because 112321003123 - 2²¹ = 112318905971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112321003123.

It is not an unprimeable number, because it can be changed into a prime (112321004123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8022928788 + ... + 8022928801.

It is an arithmetic number, because the mean of its divisors is an integer number (32091715180).

Almost surely, 2^112321003123 is an apocalyptic number.

112321003123 is a deficient number, since it is larger than the sum of its proper divisors (16045857597).

112321003123 is an equidigital number, since it uses as much as digits as its factorization.

112321003123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16045857596.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 112321003123 its reverse (321300123211), we get a palindrome (433621126334).

The spelling of 112321003123 in words is "one hundred twelve billion, three hundred twenty-one million, three thousand, one hundred twenty-three".