200112112222020 has 72 divisors (see below), whose sum is σ = 623412328006104. Its totient is φ = 51920980466688.

The previous prime is 200112112222013. The next prime is 200112112222037. The reversal of 200112112222020 is 20222211211002.

It is a happy number.

200112112222020 is a `hidden beast` number, since 20 + 0 + 11 + 211 + 222 + 202 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 27367985399364 + 172744126822656 = 5231442^2 + 13143216^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200112112221984 and 200112112222002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15023425189 + ... + 15023438508.

Almost surely, 2^{200112112222020} is an apocalyptic number.

200112112222020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200112112222020 is an abundant number, since it is smaller than the sum of its proper divisors (423300215784084).

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

200112112222020 is a wasteful number, since it uses less digits than its factorization.

200112112222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30046863749 (or 30046863744 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200112112222020 its reverse (20222211211002), we get a palindrome (220334323433022).

The spelling of 200112112222020 in words is "two hundred trillion, one hundred twelve billion, one hundred twelve million, two hundred twenty-two thousand, twenty".