2021222210200 has 48 divisors (see below), whose sum is σ = 4720043690280. Its totient is φ = 804927240960.

The previous prime is 2021222210173. The next prime is 2021222210263. The reversal of 2021222210200 is 20122221202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22214757 + ... + 22305556.

Almost surely, 2^{2021222210200} is an apocalyptic number.

2021222210200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2021222210200 is an abundant number, since it is smaller than the sum of its proper divisors (2698821480080).

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

2021222210200 is a wasteful number, since it uses less digits than its factorization.

2021222210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44520556 (or 44520547 counting only the distinct ones).

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

Adding to 2021222210200 its reverse (20122221202), we get a palindrome (2041344431402).

The spelling of 2021222210200 in words is "two trillion, twenty-one billion, two hundred twenty-two million, two hundred ten thousand, two hundred".