112120023123 has 8 divisors (see below), whose sum is σ = 166103738000. Its totient is φ = 74746682064.

The previous prime is 112120023079. The next prime is 112120023133. The reversal of 112120023123 is 321320021211.

It is not a de Polignac number, because 112120023123 - 2⁹ = 112120022611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112120023096 and 112120023105.

It is not an unprimeable number, because it can be changed into a prime (112120023133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2076296698 + ... + 2076296751.

It is an arithmetic number, because the mean of its divisors is an integer number (20762967250).

Almost surely, 2^112120023123 is an apocalyptic number.

112120023123 is a deficient number, since it is larger than the sum of its proper divisors (53983714877).

112120023123 is an equidigital number, since it uses as much as digits as its factorization.

112120023123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4152593458 (or 4152593452 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 112120023123 its reverse (321320021211), we get a palindrome (433440044334).

The spelling of 112120023123 in words is "one hundred twelve billion, one hundred twenty million, twenty-three thousand, one hundred twenty-three".