20002022020109 has 4 divisors (see below), whose sum is σ = 20002232324316. Its totient is φ = 20001811715904.

The previous prime is 20002022020093. The next prime is 20002022020151. The reversal of 20002022020109 is 90102022020002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11275640158084 + 8726381862025 = 3357922^2 + 2954045^2 .

It is a cyclic number.

It is not a de Polignac number, because 20002022020109 - 2⁴ = 20002022020093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002022020009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105009374 + ... + 105199679.

It is an arithmetic number, because the mean of its divisors is an integer number (5000558081079).

Almost surely, 2^{20002022020109} is an apocalyptic number.

It is an amenable number.

20002022020109 is a deficient number, since it is larger than the sum of its proper divisors (210304207).

20002022020109 is an equidigital number, since it uses as much as digits as its factorization.

20002022020109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210304206.

The product of its (nonzero) digits is 288, while the sum is 20.

The spelling of 20002022020109 in words is "twenty trillion, two billion, twenty-two million, twenty thousand, one hundred nine".