2002110200021 has 8 divisors (see below), whose sum is σ = 2021793496320. Its totient is φ = 1982431621872.

The previous prime is 2002110200017. The next prime is 2002110200023. The reversal of 2002110200021 is 1200020112002.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2002110200021 - 2² = 2002110200017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2002110199975 and 2002110200011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002110200023) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 323645 + ... + 2027058.

It is an arithmetic number, because the mean of its divisors is an integer number (252724187040).

Almost surely, 2^{2002110200021} is an apocalyptic number.

It is an amenable number.

2002110200021 is a deficient number, since it is larger than the sum of its proper divisors (19683296299).

2002110200021 is a wasteful number, since it uses less digits than its factorization.

2002110200021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359075.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2002110200021 its reverse (1200020112002), we get a palindrome (3202130312023).

The spelling of 2002110200021 in words is "two trillion, two billion, one hundred ten million, two hundred thousand, twenty-one".