112113121312331 has 4 divisors (see below), whose sum is σ = 112355266283232. Its totient is φ = 111870976341432.

The previous prime is 112113121312273. The next prime is 112113121312349. The reversal of 112113121312331 is 133213121311211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112113121312331 - 2¹⁰ = 112113121311307 is a prime.

It is a super-2 number, since 2×112113121312331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112113121312331.

It is not an unprimeable number, because it can be changed into a prime (112113121312631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121072484756 + ... + 121072485681.

It is an arithmetic number, because the mean of its divisors is an integer number (28088816570808).

Almost surely, 2^{112113121312331} is an apocalyptic number.

112113121312331 is a deficient number, since it is larger than the sum of its proper divisors (242144970901).

112113121312331 is an equidigital number, since it uses as much as digits as its factorization.

112113121312331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242144970900.

The product of its digits is 648, while the sum is 26.

Adding to 112113121312331 its reverse (133213121311211), we get a palindrome (245326242623542).

The spelling of 112113121312331 in words is "one hundred twelve trillion, one hundred thirteen billion, one hundred twenty-one million, three hundred twelve thousand, three hundred thirty-one".