200112102122220 has 96 divisors (see below), whose sum is σ = 622804074224640. Its totient is φ = 53343248103360.

The previous prime is 200112102122201. The next prime is 200112102122293. The reversal of 200112102122220 is 22221201211002.

It is a happy number.

200112102122220 is a `hidden beast` number, since 20 + 0 + 1 + 1 + 210 + 212 + 2 + 220 = 666.

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 = 200112102122193 and 200112102122202.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 67928302 + ... + 70812981.

It is an arithmetic number, because the mean of its divisors is an integer number (6487542439840).

Almost surely, 2^{200112102122220} is an apocalyptic number.

200112102122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200112102122220 is an abundant number, since it is smaller than the sum of its proper divisors (422691972102420).

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

200112102122220 is a wasteful number, since it uses less digits than its factorization.

200112102122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138743972 (or 138743964 counting only the distinct ones).

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

Adding to 200112102122220 its reverse (22221201211002), we get a palindrome (222333303333222).

The spelling of 200112102122220 in words is "two hundred trillion, one hundred twelve billion, one hundred two million, one hundred twenty-two thousand, two hundred twenty".