200112111122020 has 48 divisors (see below), whose sum is σ = 423022006310400. Its totient is φ = 79514077564800.

The previous prime is 200112111122009. The next prime is 200112111122087. The reversal of 200112111122020 is 20221111211002.

It is a junction number, because it is equal to n+sod(n) for n = 200112111121985 and 200112111122003.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 519486046 + ... + 519871114.

It is an arithmetic number, because the mean of its divisors is an integer number (8812958464800).

Almost surely, 2^{200112111122020} is an apocalyptic number.

200112111122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200112111122020 is an abundant number, since it is smaller than the sum of its proper divisors (222909895188380).

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

200112111122020 is a wasteful number, since it uses less digits than its factorization.

200112111122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 557308 (or 557306 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 200112111122020 its reverse (20221111211002), we get a palindrome (220333222333022).

The spelling of 200112111122020 in words is "two hundred trillion, one hundred twelve billion, one hundred eleven million, one hundred twenty-two thousand, twenty".