112120112120103 has 80 divisors (see below), whose sum is σ = 177639016904800. Its totient is φ = 70278156748800.

The previous prime is 112120112120077. The next prime is 112120112120119. The reversal of 112120112120103 is 301021211021211.

It is a happy number.

It is not a de Polignac number, because 112120112120103 - 2²¹ = 112120110022951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120112120903) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 109802703 + ... + 110819103.

It is an arithmetic number, because the mean of its divisors is an integer number (2220487711310).

Almost surely, 2^{112120112120103} is an apocalyptic number.

112120112120103 is a deficient number, since it is larger than the sum of its proper divisors (65518904784697).

112120112120103 is a wasteful number, since it uses less digits than its factorization.

112120112120103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1016974 (or 1016965 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 18.

Adding to 112120112120103 its reverse (301021211021211), we get a palindrome (413141323141314).

The spelling of 112120112120103 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twelve million, one hundred twenty thousand, one hundred three".