2120200112109 has 16 divisors (see below), whose sum is σ = 2829606655680. Its totient is φ = 1412130760320.

The previous prime is 2120200112089. The next prime is 2120200112111. The reversal of 2120200112109 is 9012110020212.

It is not a de Polignac number, because 2120200112109 - 2¹⁵ = 2120200079341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120200112209) 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, 14367502 + ... + 14514320.

It is an arithmetic number, because the mean of its divisors is an integer number (176850415980).

Almost surely, 2^{2120200112109} is an apocalyptic number.

It is an amenable number.

2120200112109 is a deficient number, since it is larger than the sum of its proper divisors (709406543571).

2120200112109 is a wasteful number, since it uses less digits than its factorization.

2120200112109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151340.

The product of its (nonzero) digits is 144, while the sum is 21.

The spelling of 2120200112109 in words is "two trillion, one hundred twenty billion, two hundred million, one hundred twelve thousand, one hundred nine".