112012120109999 has 4 divisors (see below), whose sum is σ = 112098084900336. Its totient is φ = 111926155319664.

The previous prime is 112012120109993. The next prime is 112012120110013. The reversal of 112012120109999 is 999901021210211.

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 112012120109999 - 2²⁴ = 112012103332783 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 (112012120109993) 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, 42982393214 + ... + 42982395819.

It is an arithmetic number, because the mean of its divisors is an integer number (28024521225084).

Almost surely, 2^{112012120109999} is an apocalyptic number.

112012120109999 is a deficient number, since it is larger than the sum of its proper divisors (85964790337).

112012120109999 is an equidigital number, since it uses as much as digits as its factorization.

112012120109999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85964790336.

The product of its (nonzero) digits is 52488, while the sum is 47.

The spelling of 112012120109999 in words is "one hundred twelve trillion, twelve billion, one hundred twenty million, one hundred nine thousand, nine hundred ninety-nine".