2000010209 has 4 divisors (see below), whose sum is σ = 2000740500. Its totient is φ = 1999279920.

The previous prime is 2000010197. The next prime is 2000010253. The reversal of 2000010209 is 9020100002.

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 1184736400 + 815273809 = 34420^2 + 28553^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000010209 - 2¹⁶ = 1999944673 is a prime.

It is a super-2 number, since 2×2000010209² = 8000081672208447362, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2000010193 and 2000010202.

It is not an unprimeable number, because it can be changed into a prime (2000019209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361022 + ... + 366519.

It is an arithmetic number, because the mean of its divisors is an integer number (500185125).

Almost surely, 2^2000010209 is an apocalyptic number.

It is an amenable number.

2000010209 is a deficient number, since it is larger than the sum of its proper divisors (730291).

2000010209 is an equidigital number, since it uses as much as digits as its factorization.

2000010209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730290.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 2000010209 is about 44721.4736899400. The cubic root of 2000010209 is about 1259.9231936469.

The spelling of 2000010209 in words is "two billion, ten thousand, two hundred nine".