360000221 has 8 divisors (see below), whose sum is σ = 419192064. Its totient is φ = 302749200.

The previous prime is 360000187. The next prime is 360000233. The reversal of 360000221 is 122000063.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 360000221 - 2¹⁴ = 359983837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 360000196 and 360000205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (360000281) 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 in 7 ways as a sum of consecutive naturals, for example, 484805 + ... + 485546.

It is an arithmetic number, because the mean of its divisors is an integer number (52399008).

Almost surely, 2^360000221 is an apocalyptic number.

It is an amenable number.

360000221 is a deficient number, since it is larger than the sum of its proper divisors (59191843).

360000221 is an equidigital number, since it uses as much as digits as its factorization.

360000221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970411.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 360000221 is about 18973.6717848707. The cubic root of 360000221 is about 711.3788064671.

Adding to 360000221 its reverse (122000063), we get a palindrome (482000284).

The spelling of 360000221 in words is "three hundred sixty million, two hundred twenty-one", and thus it is an aban number.