1003002002 has 8 divisors (see below), whose sum is σ = 1504869516. Its totient is φ = 501378832.

The previous prime is 1003001981. The next prime is 1003002017. The reversal of 1003002002 is 2002003001.

It can be written as a sum of positive squares in 2 ways, for example, as 939974281 + 63027721 = 30659^2 + 7939^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50453 + ... + 67464.

Almost surely, 2^1003002002 is an apocalyptic number.

1003002002 is a deficient number, since it is larger than the sum of its proper divisors (501867514).

1003002002 is a wasteful number, since it uses less digits than its factorization.

1003002002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122172.

The product of its (nonzero) digits is 12, while the sum is 8.

The square root of 1003002002 is about 31670.2068512348. The cubic root of 1003002002 is about 1000.9996676649. Note that the first 3 decimals are identical.

Adding to 1003002002 its reverse (2002003001), we get a palindrome (3005005003).

Subtracting 1003002002 from its reverse (2002003001), we obtain a palindrome (999000999).

The spelling of 1003002002 in words is "one billion, three million, two thousand, two".