200112021021220 has 192 divisors, whose sum is σ = 526393643650560. Its totient is φ = 62079428505600.

The previous prime is 200112021021191. The next prime is 200112021021251. The reversal of 200112021021220 is 22120120211002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200112021021194 and 200112021021203.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1070935000 + ... + 1071121840.

It is an arithmetic number, because the mean of its divisors is an integer number (2741633560680).

Almost surely, 2^{200112021021220} is an apocalyptic number.

200112021021220 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 200112021021220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (263196821825280).

200112021021220 is an abundant number, since it is smaller than the sum of its proper divisors (326281622629340).

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

200112021021220 is a wasteful number, since it uses less digits than its factorization.

200112021021220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190134 (or 190132 counting only the distinct ones).

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

Adding to 200112021021220 its reverse (22120120211002), we get a palindrome (222232141232222).

The spelling of 200112021021220 in words is "two hundred trillion, one hundred twelve billion, twenty-one million, twenty-one thousand, two hundred twenty".