2021222010200 has 96 divisors (see below), whose sum is σ = 4948114141200. Its totient is φ = 765713917440.

The previous prime is 2021222010193. The next prime is 2021222010221. The reversal of 2021222010200 is 20102221202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13288982 + ... + 13440218.

Almost surely, 2^{2021222010200} is an apocalyptic number.

2021222010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2021222010200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2474057070600).

2021222010200 is an abundant number, since it is smaller than the sum of its proper divisors (2926892131000).

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

2021222010200 is a wasteful number, since it uses less digits than its factorization.

2021222010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154789 (or 154780 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2021222010200 its reverse (20102221202), we get a palindrome (2041324231402).

The spelling of 2021222010200 in words is "two trillion, twenty-one billion, two hundred twenty-two million, ten thousand, two hundred".