1002002100002 has 8 divisors (see below), whose sum is σ = 1503060772800. Its totient is φ = 500981842404.

The previous prime is 1002002099993. The next prime is 1002002100091. The reversal of 1002002100002 is 2000012002001.

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 (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9538502 + ... + 9642977.

It is an arithmetic number, because the mean of its divisors is an integer number (187882596600).

Almost surely, 2^{1002002100002} is an apocalyptic number.

1002002100002 is a deficient number, since it is larger than the sum of its proper divisors (501058672798).

1002002100002 is a wasteful number, since it uses less digits than its factorization.

1002002100002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19207600.

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

Adding to 1002002100002 its reverse (2000012002001), we get a palindrome (3002014102003).

The spelling of 1002002100002 in words is "one trillion, two billion, two million, one hundred thousand, two".