200211122212220 has 192 divisors, whose sum is σ = 489710668661760. Its totient is φ = 67338044928000.

The previous prime is 200211122212219. The next prime is 200211122212223. The reversal of 200211122212220 is 22212221112002.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 200211122212192 and 200211122212201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200211122212223) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2349825620 + ... + 2349910820.

It is an arithmetic number, because the mean of its divisors is an integer number (2550576399280).

Almost surely, 2^{200211122212220} is an apocalyptic number.

200211122212220 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 200211122212220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244855334330880).

200211122212220 is an abundant number, since it is smaller than the sum of its proper divisors (289499546449540).

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

200211122212220 is a wasteful number, since it uses less digits than its factorization.

200211122212220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86324 (or 86322 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 200211122212220 its reverse (22212221112002), we get a palindrome (222423343324222).

The spelling of 200211122212220 in words is "two hundred trillion, two hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, two hundred twenty".