112120112120121 has 24 divisors (see below), whose sum is σ = 185238507991680. Its totient is φ = 64016248997376.

The previous prime is 112120112120119. The next prime is 112120112120147. The reversal of 112120112120121 is 121021211021211.

It is a happy number.

112120112120121 is a `hidden beast` number, since 1 + 121 + 201 + 121 + 201 + 21 = 666.

It is not a de Polignac number, because 112120112120121 - 2¹ = 112120112120119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 112120112120094 and 112120112120103.

It is not an unprimeable number, because it can be changed into a prime (112120112120161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 727512616 + ... + 727666713.

It is an arithmetic number, because the mean of its divisors is an integer number (7718271166320).

Almost surely, 2^{112120112120121} is an apocalyptic number.

It is an amenable number.

112120112120121 is a deficient number, since it is larger than the sum of its proper divisors (73118395871559).

112120112120121 is a wasteful number, since it uses less digits than its factorization.

112120112120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1455180565 (or 1455180562 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 18.

Adding to 112120112120121 its reverse (121021211021211), we get a palindrome (233141323141332).

The spelling of 112120112120121 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred twelve million, one hundred twenty thousand, one hundred twenty-one".