2021201222200 has 24 divisors (see below), whose sum is σ = 4699292842080. Its totient is φ = 808480488800.

The previous prime is 2021201222149. The next prime is 2021201222213. The reversal of 2021201222200 is 22221021202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5053002856 + ... + 5053003255.

It is an arithmetic number, because the mean of its divisors is an integer number (195803868420).

Almost surely, 2^{2021201222200} is an apocalyptic number.

2021201222200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021201222200 is an abundant number, since it is smaller than the sum of its proper divisors (2678091619880).

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

2021201222200 is a wasteful number, since it uses less digits than its factorization.

2021201222200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10106006127 (or 10106006118 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 2021201222200 its reverse (22221021202), we get a palindrome (2043422243402).

The spelling of 2021201222200 in words is "two trillion, twenty-one billion, two hundred one million, two hundred twenty-two thousand, two hundred".