112111102003123 has 4 divisors (see below), whose sum is σ = 112116324510360. Its totient is φ = 112105879495888.

The previous prime is 112111102003091. The next prime is 112111102003163. The reversal of 112111102003123 is 321300201111211.

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 112111102003123 - 2⁵ = 112111102003091 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 112111102003123.

It is not an unprimeable number, because it can be changed into a prime (112111102003163) 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, 2611221418 + ... + 2611264351.

It is an arithmetic number, because the mean of its divisors is an integer number (28029081127590).

Almost surely, 2^{112111102003123} is an apocalyptic number.

112111102003123 is a deficient number, since it is larger than the sum of its proper divisors (5222507237).

112111102003123 is an equidigital number, since it uses as much as digits as its factorization.

112111102003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5222507236.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 112111102003123 its reverse (321300201111211), we get a palindrome (433411303114334).

The spelling of 112111102003123 in words is "one hundred twelve trillion, one hundred eleven billion, one hundred two million, three thousand, one hundred twenty-three".