220550117 has 2 divisors, whose sum is σ = 220550118. Its totient is φ = 220550116.

The previous prime is 220550101. The next prime is 220550153. The reversal of 220550117 is 711055022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 199628641 + 20921476 = 14129^2 + 4574^2 .

It is a cyclic number.

It is not a de Polignac number, because 220550117 - 2⁴ = 220550101 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220550092 and 220550101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220550417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110275058 + 110275059.

It is an arithmetic number, because the mean of its divisors is an integer number (110275059).

Almost surely, 2^220550117 is an apocalyptic number.

It is an amenable number.

220550117 is a deficient number, since it is larger than the sum of its proper divisors (1).

220550117 is an equidigital number, since it uses as much as digits as its factorization.

220550117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 700, while the sum is 23.

The square root of 220550117 is about 14850.9298362089. The cubic root of 220550117 is about 604.1838294377.

The spelling of 220550117 in words is "two hundred twenty million, five hundred fifty thousand, one hundred seventeen".