220445530009 has 2 divisors, whose sum is σ = 220445530010. Its totient is φ = 220445530008.

The previous prime is 220445530001. The next prime is 220445530033. The reversal of 220445530009 is 900035544022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178421760000 + 42023770009 = 422400^2 + 204997^2 .

It is a cyclic number.

It is not a de Polignac number, because 220445530009 - 2³ = 220445530001 is a prime.

It is not a weakly prime, because it can be changed into another prime (220445530001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110222765004 + 110222765005.

It is an arithmetic number, because the mean of its divisors is an integer number (110222765005).

Almost surely, 2^220445530009 is an apocalyptic number.

It is an amenable number.

220445530009 is a deficient number, since it is larger than the sum of its proper divisors (1).

220445530009 is an equidigital number, since it uses as much as digits as its factorization.

220445530009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 34.

The spelling of 220445530009 in words is "two hundred twenty billion, four hundred forty-five million, five hundred thirty thousand, nine".