20002002200 has 48 divisors (see below), whose sum is σ = 46939328280. Its totient is φ = 7926018560.

The previous prime is 20002002173. The next prime is 20002002203. The reversal of 20002002200 is 220020002.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002002203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 445937 + ... + 488736.

Almost surely, 2^20002002200 is an apocalyptic number.

20002002200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20002002200 is an abundant number, since it is smaller than the sum of its proper divisors (26937326080).

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

20002002200 is a wasteful number, since it uses less digits than its factorization.

20002002200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934796 (or 934787 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 8.

Adding to 20002002200 its reverse (220020002), we get a palindrome (20222022202).

The spelling of 20002002200 in words is "twenty billion, two million, two thousand, two hundred".