160221002 has 8 divisors (see below), whose sum is σ = 240485700. Its totient is φ = 80059104.

The previous prime is 160220999. The next prime is 160221007. The reversal of 160221002 is 200122061.

It can be written as a sum of positive squares in 2 ways, for example, as 156225001 + 3996001 = 12499^2 + 1999^2 .

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

It is not an unprimeable number, because it can be changed into a prime (160221007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21677 + ... + 28112.

Almost surely, 2^160221002 is an apocalyptic number.

160221002 is a deficient number, since it is larger than the sum of its proper divisors (80264698).

160221002 is a wasteful number, since it uses less digits than its factorization.

160221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51400.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 160221002 is about 12657.8434972155. The cubic root of 160221002 is about 543.1333632070.

Adding to 160221002 its reverse (200122061), we get a palindrome (360343063).

The spelling of 160221002 in words is "one hundred sixty million, two hundred twenty-one thousand, two".