112019999999939 has 4 divisors (see below), whose sum is σ = 117915789473640. Its totient is φ = 106124210526240.

The previous prime is 112019999999933. The next prime is 112019999999959. The reversal of 112019999999939 is 939999999910211.

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 112019999999939 - 2²⁰ = 112019998951363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112019999999933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2947894736822 + ... + 2947894736859.

It is an arithmetic number, because the mean of its divisors is an integer number (29478947368410).

Almost surely, 2^{112019999999939} is an apocalyptic number.

112019999999939 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

112019999999939 is a deficient number, since it is larger than the sum of its proper divisors (5895789473701).

112019999999939 is an equidigital number, since it uses as much as digits as its factorization.

112019999999939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5895789473700.

The product of its (nonzero) digits is 2324522934, while the sum is 89.

The spelling of 112019999999939 in words is "one hundred twelve trillion, nineteen billion, nine hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred thirty-nine".