1001203322002 has 64 divisors (see below), whose sum is σ = 1643153672160. Its totient is φ = 454783279104.

The previous prime is 1001203321999. The next prime is 1001203322033. The reversal of 1001203322002 is 2002233021001.

It can be written as a sum of positive squares in 16 ways, for example, as 92058234921 + 909145087081 = 303411^2 + 953491^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 277109548 + ... + 277113160.

Almost surely, 2^{1001203322002} is an apocalyptic number.

1001203322002 is a deficient number, since it is larger than the sum of its proper divisors (641950350158).

1001203322002 is a wasteful number, since it uses less digits than its factorization.

1001203322002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4367.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1001203322002 its reverse (2002233021001), we get a palindrome (3003436343003).

The spelling of 1001203322002 in words is "one trillion, one billion, two hundred three million, three hundred twenty-two thousand, two".