112021333209 has 16 divisors (see below), whose sum is σ = 166975681600. Its totient is φ = 74222720928.

The previous prime is 112021333157. The next prime is 112021333219. The reversal of 112021333209 is 902333120211.

112021333209 is a `hidden beast` number, since 1 + 1 + 202 + 133 + 320 + 9 = 666.

It is not a de Polignac number, because 112021333209 - 2²⁰ = 112020284633 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112021333219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12722404 + ... + 12731205.

It is an arithmetic number, because the mean of its divisors is an integer number (10435980100).

Almost surely, 2^112021333209 is an apocalyptic number.

It is an amenable number.

112021333209 is a deficient number, since it is larger than the sum of its proper divisors (54954348391).

112021333209 is a wasteful number, since it uses less digits than its factorization.

112021333209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25453781 (or 25453775 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 112021333209 in words is "one hundred twelve billion, twenty-one million, three hundred thirty-three thousand, two hundred nine".