200220111000020 has 24 divisors (see below), whose sum is σ = 420483047880168. Its totient is φ = 80084079680000.

The previous prime is 200220111000011. The next prime is 200220111000059. The reversal of 200220111000020 is 20000111022002.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 353297094544 + 199866813905476 = 594388^2 + 14137426^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200220110999965 and 200220111000010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247380881 + ... + 248188920.

It is an arithmetic number, because the mean of its divisors is an integer number (17520126995007).

Almost surely, 2^{200220111000020} is an apocalyptic number.

200220111000020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200220111000020 is an abundant number, since it is smaller than the sum of its proper divisors (220262936880148).

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

200220111000020 is a wasteful number, since it uses less digits than its factorization.

200220111000020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495590011 (or 495590009 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200220111000020 its reverse (20000111022002), we get a palindrome (220220222022022).

The spelling of 200220111000020 in words is "two hundred trillion, two hundred twenty billion, one hundred eleven million, twenty", and thus it is an aban number.