200003221109 has 2 divisors, whose sum is σ = 200003221110. Its totient is φ = 200003221108.

The previous prime is 200003221081. The next prime is 200003221123. The reversal of 200003221109 is 901122300002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 199766984209 + 236236900 = 446953^2 + 15370^2 .

It is a cyclic number.

It is not a de Polignac number, because 200003221109 - 2²⁰ = 200002172533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200003221009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100001610554 + 100001610555.

It is an arithmetic number, because the mean of its divisors is an integer number (100001610555).

Almost surely, 2^200003221109 is an apocalyptic number.

It is an amenable number.

200003221109 is a deficient number, since it is larger than the sum of its proper divisors (1).

200003221109 is an equidigital number, since it uses as much as digits as its factorization.

200003221109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 200003221109 in words is "two hundred billion, three million, two hundred twenty-one thousand, one hundred nine".