220770089 has 2 divisors, whose sum is σ = 220770090. Its totient is φ = 220770088.

The previous prime is 220770079. The next prime is 220770119. The reversal of 220770089 is 980077022.

220770089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137358400 + 83411689 = 11720^2 + 9133^2 .

It is a cyclic number.

It is not a de Polignac number, because 220770089 - 2⁴ = 220770073 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (220770019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110385044 + 110385045.

It is an arithmetic number, because the mean of its divisors is an integer number (110385045).

Almost surely, 2^220770089 is an apocalyptic number.

It is an amenable number.

220770089 is a deficient number, since it is larger than the sum of its proper divisors (1).

220770089 is an equidigital number, since it uses as much as digits as its factorization.

220770089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14112, while the sum is 35.

The square root of 220770089 is about 14858.3339914002. Note that the first 3 decimals coincide. The cubic root of 220770089 is about 604.3846293988.

The spelling of 220770089 in words is "two hundred twenty million, seven hundred seventy thousand, eighty-nine".