1112000020209 has 24 divisors (see below), whose sum is σ = 1755595400832. Its totient is φ = 674094152160.

The previous prime is 1112000020199. The next prime is 1112000020213. The reversal of 1112000020209 is 9020200002111.

It is not a de Polignac number, because 1112000020209 - 2⁷ = 1112000020081 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1112000020191 and 1112000020200.

It is not an unprimeable number, because it can be changed into a prime (1112000020279) 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, 70919577 + ... + 70935254.

It is an arithmetic number, because the mean of its divisors is an integer number (73149808368).

Almost surely, 2^{1112000020209} is an apocalyptic number.

It is an amenable number.

1112000020209 is a deficient number, since it is larger than the sum of its proper divisors (643595380623).

1112000020209 is a wasteful number, since it uses less digits than its factorization.

1112000020209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141854917 (or 141854914 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

The spelling of 1112000020209 in words is "one trillion, one hundred twelve billion, twenty thousand, two hundred nine".