200100022122109 has 4 divisors (see below), whose sum is σ = 200451691757340. Its totient is φ = 199748352486880.

The previous prime is 200100022122001. The next prime is 200100022122131. The reversal of 200100022122109 is 901221220001002.

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 117199634470884 + 82900387651225 = 10825878^2 + 9104965^2 .

It is a cyclic number.

It is not a de Polignac number, because 200100022122109 - 2³¹ = 200097874638461 is a prime.

It is a super-2 number, since 2×200100022122109² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200100022122109.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200100022122139) 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, 175834816762 + ... + 175834817899.

It is an arithmetic number, because the mean of its divisors is an integer number (50112922939335).

Almost surely, 2^{200100022122109} is an apocalyptic number.

It is an amenable number.

200100022122109 is a deficient number, since it is larger than the sum of its proper divisors (351669635231).

200100022122109 is an equidigital number, since it uses as much as digits as its factorization.

200100022122109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351669635230.

The product of its (nonzero) digits is 288, while the sum is 22.

The spelling of 200100022122109 in words is "two hundred trillion, one hundred billion, twenty-two million, one hundred twenty-two thousand, one hundred nine".