20112200000109 has 48 divisors (see below), whose sum is σ = 35074686474880. Its totient is φ = 10848501175680.

The previous prime is 20112200000107. The next prime is 20112200000117. The reversal of 20112200000109 is 90100000221102.

It is not a de Polignac number, because 20112200000109 - 2¹ = 20112200000107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20112200000091 and 20112200000100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112200000107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 29997262 + ... + 30660399.

Almost surely, 2^{20112200000109} is an apocalyptic number.

It is an amenable number.

20112200000109 is a deficient number, since it is larger than the sum of its proper divisors (14962486474771).

20112200000109 is a wasteful number, since it uses less digits than its factorization.

20112200000109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60657970 (or 60657967 counting only the distinct ones).

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

The spelling of 20112200000109 in words is "twenty trillion, one hundred twelve billion, two hundred million, one hundred nine", and thus it is an aban number.