2002100002200 has 144 divisors (see below), whose sum is σ = 6724309293000. Its totient is φ = 533846476800.

The previous prime is 2002100002183. The next prime is 2002100002207. The reversal of 2002100002200 is 22000012002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002100002207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 23665576 + ... + 23750024.

Almost surely, 2^{2002100002200} is an apocalyptic number.

2002100002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002100002200 is an abundant number, since it is smaller than the sum of its proper divisors (4722209290800).

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

2002100002200 is a wasteful number, since it uses less digits than its factorization.

2002100002200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97642 (or 97630 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 2002100002200 its reverse (22000012002), we get a palindrome (2024100014202).

The spelling of 2002100002200 in words is "two trillion, two billion, one hundred million, two thousand, two hundred".