220922482609 has 2 divisors, whose sum is σ = 220922482610. Its totient is φ = 220922482608.

The previous prime is 220922482523. The next prime is 220922482639. The reversal of 220922482609 is 906284229022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 182072890000 + 38849592609 = 426700^2 + 197103^2 .

It is a cyclic number.

It is not a de Polignac number, because 220922482609 - 2²⁹ = 220385611697 is a prime.

It is not a weakly prime, because it can be changed into another prime (220922482639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110461241304 + 110461241305.

It is an arithmetic number, because the mean of its divisors is an integer number (110461241305).

Almost surely, 2^220922482609 is an apocalyptic number.

It is an amenable number.

220922482609 is a deficient number, since it is larger than the sum of its proper divisors (1).

220922482609 is an equidigital number, since it uses as much as digits as its factorization.

220922482609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 497664, while the sum is 46.

The spelling of 220922482609 in words is "two hundred twenty billion, nine hundred twenty-two million, four hundred eighty-two thousand, six hundred nine".