200122112110221 has 24 divisors (see below), whose sum is σ = 330365002894784. Its totient is φ = 114353868882240.

The previous prime is 200122112110213. The next prime is 200122112110253. The reversal of 200122112110221 is 122011211221002.

200122112110221 is a `hidden beast` number, since 20 + 0 + 1 + 2 + 211 + 211 + 0 + 221 = 666.

It is not a de Polignac number, because 200122112110221 - 2³ = 200122112110213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200122112110194 and 200122112110203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200122112115221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18073015 + ... + 26960676.

Almost surely, 2^{200122112110221} is an apocalyptic number.

200122112110221 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

200122112110221 is a deficient number, since it is larger than the sum of its proper divisors (130242890784563).

200122112110221 is a wasteful number, since it uses less digits than its factorization.

200122112110221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45104241 (or 45104238 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 200122112110221 its reverse (122011211221002), we get a palindrome (322133323331223).

The spelling of 200122112110221 in words is "two hundred trillion, one hundred twenty-two billion, one hundred twelve million, one hundred ten thousand, two hundred twenty-one".