112111313123 has 4 divisors (see below), whose sum is σ = 112112779680. Its totient is φ = 112109846568.

The previous prime is 112111313033. The next prime is 112111313141. The reversal of 112111313123 is 321313111211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321313111211 = 107 ⋅3002926273.

It is a cyclic number.

It is not a de Polignac number, because 112111313123 - 2¹⁸ = 112111050979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112111313095 and 112111313104.

It is not an unprimeable number, because it can be changed into a prime (112111393123) 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, 611915 + ... + 773732.

It is an arithmetic number, because the mean of its divisors is an integer number (28028194920).

Almost surely, 2^112111313123 is an apocalyptic number.

112111313123 is a deficient number, since it is larger than the sum of its proper divisors (1466557).

112111313123 is an equidigital number, since it uses as much as digits as its factorization.

112111313123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466556.

The product of its digits is 108, while the sum is 20.

Adding to 112111313123 its reverse (321313111211), we get a palindrome (433424424334).

The spelling of 112111313123 in words is "one hundred twelve billion, one hundred eleven million, three hundred thirteen thousand, one hundred twenty-three".