2021022110200 has 48 divisors (see below), whose sum is σ = 4813483167360. Its totient is φ = 788691552000.

The previous prime is 2021022110123. The next prime is 2021022110201. The reversal of 2021022110200 is 20112201202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2021022110201) 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, 123224856 + ... + 123241255.

It is an arithmetic number, because the mean of its divisors is an integer number (100280899320).

Almost surely, 2^{2021022110200} is an apocalyptic number.

2021022110200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021022110200 is an abundant number, since it is smaller than the sum of its proper divisors (2792461057160).

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

2021022110200 is a wasteful number, since it uses less digits than its factorization.

2021022110200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246466168 (or 246466159 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2021022110200 its reverse (20112201202), we get a palindrome (2041134311402).

The spelling of 2021022110200 in words is "two trillion, twenty-one billion, twenty-two million, one hundred ten thousand, two hundred".