220003361 has 2 divisors, whose sum is σ = 220003362. Its totient is φ = 220003360.

The previous prime is 220003319. The next prime is 220003391. The reversal of 220003361 is 163300022.

220003361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123099025 + 96904336 = 11095^2 + 9844^2 .

It is a cyclic number.

It is not a de Polignac number, because 220003361 - 2⁶ = 220003297 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220003391) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001680 + 110001681.

It is an arithmetic number, because the mean of its divisors is an integer number (110001681).

Almost surely, 2^220003361 is an apocalyptic number.

It is an amenable number.

220003361 is a deficient number, since it is larger than the sum of its proper divisors (1).

220003361 is an equidigital number, since it uses as much as digits as its factorization.

220003361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 220003361 is about 14832.5102730455. The cubic root of 220003361 is about 603.6841478642.

Adding to 220003361 its reverse (163300022), we get a palindrome (383303383).

The spelling of 220003361 in words is "two hundred twenty million, three thousand, three hundred sixty-one".