200120112210221 has 8 divisors (see below), whose sum is σ = 228711533918784. Its totient is φ = 171529399064160.

The previous prime is 200120112210199. The next prime is 200120112210223. The reversal of 200120112210221 is 122012211021002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200120112210221 - 2³⁰ = 200119038468397 is a prime.

It is a super-2 number, since 2×200120112210221² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200120112210221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120112210223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176535275 + ... + 177665256.

It is an arithmetic number, because the mean of its divisors is an integer number (28588941739848).

Almost surely, 2^{200120112210221} is an apocalyptic number.

It is an amenable number.

200120112210221 is a deficient number, since it is larger than the sum of its proper divisors (28591421708563).

200120112210221 is an equidigital number, since it uses as much as digits as its factorization.

200120112210221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354281251.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200120112210221 its reverse (122012211021002), we get a palindrome (322132323231223).

The spelling of 200120112210221 in words is "two hundred trillion, one hundred twenty billion, one hundred twelve million, two hundred ten thousand, two hundred twenty-one".