200010221109 has 20 divisors (see below), whose sum is σ = 299277912780. Its totient is φ = 133118251200.

The previous prime is 200010221107. The next prime is 200010221143. The reversal of 200010221109 is 901122010002.

It can be written as a sum of positive squares in 2 ways, for example, as 152160846084 + 47849375025 = 390078^2 + 218745^2 .

It is not a de Polignac number, because 200010221109 - 2¹ = 200010221107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200010221091 and 200010221100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200010221107) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2005614 + ... + 2102975.

It is an arithmetic number, because the mean of its divisors is an integer number (14963895639).

Almost surely, 2^200010221109 is an apocalyptic number.

It is an amenable number.

200010221109 is a deficient number, since it is larger than the sum of its proper divisors (99267691671).

200010221109 is an equidigital number, since it uses as much as digits as its factorization.

200010221109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4109202 (or 4109193 counting only the distinct ones).

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

The spelling of 200010221109 in words is "two hundred billion, ten million, two hundred twenty-one thousand, one hundred nine".