1002130200021 has 16 divisors (see below), whose sum is σ = 1339613812800. Its totient is φ = 666368562048.

The previous prime is 1002130200013. The next prime is 1002130200061. The reversal of 1002130200021 is 1200020312001.

It is not a de Polignac number, because 1002130200021 - 2³ = 1002130200013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002130200061) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1921290 + ... + 2386548.

It is an arithmetic number, because the mean of its divisors is an integer number (83725863300).

Almost surely, 2^{1002130200021} is an apocalyptic number.

It is an amenable number.

1002130200021 is a deficient number, since it is larger than the sum of its proper divisors (337483612779).

1002130200021 is a wasteful number, since it uses less digits than its factorization.

1002130200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467108.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 1002130200021 its reverse (1200020312001), we get a palindrome (2202150512022).

The spelling of 1002130200021 in words is "one trillion, two billion, one hundred thirty million, two hundred thousand, twenty-one".