200022200100 has 54 divisors (see below), whose sum is σ = 626958476690. Its totient is φ = 53339253120.

The previous prime is 200022200071. The next prime is 200022200101. The reversal of 200022200100 is 1002220002.

It can be written as a sum of positive squares in 3 ways, for example, as 40955235876 + 159066964224 = 202374^2 + 398832^2 .

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

It is not an unprimeable number, because it can be changed into a prime (200022200101) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 111122545 + ... + 111124344.

Almost surely, 2^200022200100 is an apocalyptic number.

200022200100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200022200100 is an abundant number, since it is smaller than the sum of its proper divisors (426936276590).

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

200022200100 is a wasteful number, since it uses less digits than its factorization.

200022200100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222246909 (or 222246899 counting only the distinct ones).

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

Adding to 200022200100 its reverse (1002220002), we get a palindrome (201024420102).

The spelling of 200022200100 in words is "two hundred billion, twenty-two million, two hundred thousand, one hundred".