112311223123 has 16 divisors (see below), whose sum is σ = 124268332032. Its totient is φ = 100645776000.

The previous prime is 112311223109. The next prime is 112311223139. The reversal of 112311223123 is 321322113211.

It is not a de Polignac number, because 112311223123 - 2²⁹ = 111774352211 is a prime.

It is a super-2 number, since 2×112311223123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112311223094 and 112311223103.

It is not an unprimeable number, because it can be changed into a prime (112311223103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7326715 + ... + 7342027.

It is an arithmetic number, because the mean of its divisors is an integer number (7766770752).

Almost surely, 2^112311223123 is an apocalyptic number.

112311223123 is a deficient number, since it is larger than the sum of its proper divisors (11957108909).

112311223123 is a wasteful number, since it uses less digits than its factorization.

112311223123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24786.

The product of its digits is 432, while the sum is 22.

Adding to 112311223123 its reverse (321322113211), we get a palindrome (433633336334).

The spelling of 112311223123 in words is "one hundred twelve billion, three hundred eleven million, two hundred twenty-three thousand, one hundred twenty-three".