20221211210200 has 288 divisors, whose sum is σ = 64251337494960. Its totient is φ = 5817890534400.

The previous prime is 20221211210159. The next prime is 20221211210227. The reversal of 20221211210200 is 201211212202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 5813247 + ... + 8616046.

Almost surely, 2^{20221211210200} is an apocalyptic number.

20221211210200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20221211210200 is an abundant number, since it is smaller than the sum of its proper divisors (44030126284760).

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

20221211210200 is a wasteful number, since it uses less digits than its factorization.

20221211210200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14429347 (or 14429331 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20221211210200 its reverse (201211212202), we get a palindrome (20422422422402).

The spelling of 20221211210200 in words is "twenty trillion, two hundred twenty-one billion, two hundred eleven million, two hundred ten thousand, two hundred".