200212012221100 has 144 divisors (see below), whose sum is σ = 477986936065632. Its totient is φ = 72787075680000.

The previous prime is 200212012220963. The next prime is 200212012221101. The reversal of 200212012221100 is 1122210212002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200212012221101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 566962590 + ... + 567315610.

It is an arithmetic number, because the mean of its divisors is an integer number (3319353722678).

Almost surely, 2^{200212012221100} is an apocalyptic number.

200212012221100 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 200212012221100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (238993468032816).

200212012221100 is an abundant number, since it is smaller than the sum of its proper divisors (277774923844532).

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

200212012221100 is a wasteful number, since it uses less digits than its factorization.

200212012221100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357329 (or 357300 counting only the distinct ones).

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

Adding to 200212012221100 its reverse (1122210212002), we get a palindrome (201334222433102).

The spelling of 200212012221100 in words is "two hundred trillion, two hundred twelve billion, twelve million, two hundred twenty-one thousand, one hundred".