220883317 has 2 divisors, whose sum is σ = 220883318. Its totient is φ = 220883316.

The previous prime is 220883309. The next prime is 220883323. The reversal of 220883317 is 713388022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 215473041 + 5410276 = 14679^2 + 2326^2 .

It is a cyclic number.

It is not a de Polignac number, because 220883317 - 2³ = 220883309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220883357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110441658 + 110441659.

It is an arithmetic number, because the mean of its divisors is an integer number (110441659).

Almost surely, 2^220883317 is an apocalyptic number.

It is an amenable number.

220883317 is a deficient number, since it is larger than the sum of its proper divisors (1).

220883317 is an equidigital number, since it uses as much as digits as its factorization.

220883317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 220883317 is about 14862.1437551923. The cubic root of 220883317 is about 604.4879368217.

The spelling of 220883317 in words is "two hundred twenty million, eight hundred eighty-three thousand, three hundred seventeen".