100010220209 has 2 divisors, whose sum is σ = 100010220210. Its totient is φ = 100010220208.

The previous prime is 100010220199. The next prime is 100010220239. The reversal of 100010220209 is 902022010001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 99921106609 + 89113600 = 316103^2 + 9440^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100010220209 is a prime.

It is not a weakly prime, because it can be changed into another prime (100010220239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50005110104 + 50005110105.

It is an arithmetic number, because the mean of its divisors is an integer number (50005110105).

Almost surely, 2^100010220209 is an apocalyptic number.

It is an amenable number.

100010220209 is a deficient number, since it is larger than the sum of its proper divisors (1).

100010220209 is an equidigital number, since it uses as much as digits as its factorization.

100010220209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

The spelling of 100010220209 in words is "one hundred billion, ten million, two hundred twenty thousand, two hundred nine".