1000001001002 has 8 divisors (see below), whose sum is σ = 1551725691300. Its totient is φ = 482759103904.

The previous prime is 1000001000941. The next prime is 1000001001023. The reversal of 1000001001002 is 2001001000001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 989684739241 + 10316261761 = 994829^2 + 101569^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 8620698227 + ... + 8620698342.

Almost surely, 2^{1000001001002} is an apocalyptic number.

1000001001002 is a deficient number, since it is larger than the sum of its proper divisors (551724690298).

1000001001002 is a wasteful number, since it uses less digits than its factorization.

1000001001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17241396600.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 1000001001002 its reverse (2001001000001), we get a palindrome (3001002001003).

The spelling of 1000001001002 in words is "one trillion, one million, one thousand, two".