1002103133021 has 16 divisors (see below), whose sum is σ = 1097753731200. Its totient is φ = 911135429568.

The previous prime is 1002103132949. The next prime is 1002103133063. The reversal of 1002103133021 is 1203313012001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002103133021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002103133321) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 5353190 + ... + 5537223.

It is an arithmetic number, because the mean of its divisors is an integer number (68609608200).

Almost surely, 2^{1002103133021} is an apocalyptic number.

It is an amenable number.

1002103133021 is a deficient number, since it is larger than the sum of its proper divisors (95650598179).

1002103133021 is a wasteful number, since it uses less digits than its factorization.

1002103133021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10890628.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 1002103133021 its reverse (1203313012001), we get a palindrome (2205416145022).

The spelling of 1002103133021 in words is "one trillion, two billion, one hundred three million, one hundred thirty-three thousand, twenty-one".