2002100200100 has 144 divisors (see below), whose sum is σ = 5833252231296. Its totient is φ = 576028800000.

The previous prime is 2002100200097. The next prime is 2002100200157. The reversal of 2002100200100 is 10020012002.

It is a super-2 number, since 2×2002100200100² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9900401 + ... + 10100600.

Almost surely, 2^{2002100200100} is an apocalyptic number.

2002100200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002100200100 is an abundant number, since it is smaller than the sum of its proper divisors (3831152031196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2002100200100 is a wasteful number, since it uses less digits than its factorization.

2002100200100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20001046 (or 20001039 counting only the distinct ones).

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

Adding to 2002100200100 its reverse (10020012002), we get a palindrome (2012120212102).

The spelling of 2002100200100 in words is "two trillion, two billion, one hundred million, two hundred thousand, one hundred".