10020021002002 has 16 divisors (see below), whose sum is σ = 16396448766624. Its totient is φ = 4554540900000.

The previous prime is 10020021001981. The next prime is 10020021002029. The reversal of 10020021002002 is 20020012002001.

It is a super-2 number, since 2×10020021002002² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10020021002002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10567477 + ... + 11476567.

It is an arithmetic number, because the mean of its divisors is an integer number (1024778047914).

Almost surely, 2^{10020021002002} is an apocalyptic number.

10020021002002 is a deficient number, since it is larger than the sum of its proper divisors (6376427764622).

10020021002002 is a wasteful number, since it uses less digits than its factorization.

10020021002002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410105.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10020021002002 its reverse (20020012002001), we get a palindrome (30040033004003).

Subtracting 10020021002002 from its reverse (20020012002001), we obtain a palindrome (9999990999999).

The spelling of 10020021002002 in words is "ten trillion, twenty billion, twenty-one million, two thousand, two".