112211310123 has 32 divisors (see below), whose sum is σ = 182272273920. Its totient is φ = 67661606880.

The previous prime is 112211310103. The next prime is 112211310137. The reversal of 112211310123 is 321013112211.

112211310123 is a `hidden beast` number, since 11 + 221 + 1 + 310 + 123 = 666.

It is not a de Polignac number, because 112211310123 - 2²⁰ = 112210261547 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112211310096 and 112211310105.

It is not an unprimeable number, because it can be changed into a prime (112211310103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 900415 + ... + 1017432.

It is an arithmetic number, because the mean of its divisors is an integer number (5696008560).

Almost surely, 2^112211310123 is an apocalyptic number.

112211310123 is a deficient number, since it is larger than the sum of its proper divisors (70060963797).

112211310123 is a wasteful number, since it uses less digits than its factorization.

112211310123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1918064 (or 1918058 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 112211310123 its reverse (321013112211), we get a palindrome (433224422334).

The spelling of 112211310123 in words is "one hundred twelve billion, two hundred eleven million, three hundred ten thousand, one hundred twenty-three".