1330221002 has 12 divisors (see below), whose sum is σ = 2193216018. Its totient is φ = 604645800.

The previous prime is 1330220959. The next prime is 1330221017. The reversal of 1330221002 is 2001220331.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1023936001 + 306285001 = 31999^2 + 17501^2 .

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 2748149 + ... + 2748632.

Almost surely, 2^1330221002 is an apocalyptic number.

1330221002 is a deficient number, since it is larger than the sum of its proper divisors (862995016).

1330221002 is a wasteful number, since it uses less digits than its factorization.

1330221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496805 (or 5496794 counting only the distinct ones).

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

The square root of 1330221002 is about 36472.1949161275. The cubic root of 1330221002 is about 1099.7853581199.

Adding to 1330221002 its reverse (2001220331), we get a palindrome (3331441333).

The spelling of 1330221002 in words is "one billion, three hundred thirty million, two hundred twenty-one thousand, two".