200200221100121 has 32 divisors (see below), whose sum is σ = 230248527298560. Its totient is φ = 172377000158400.

The previous prime is 200200221100063. The next prime is 200200221100129. The reversal of 200200221100121 is 121001122002002.

It is a cyclic number.

It is not a de Polignac number, because 200200221100121 - 2¹⁸ = 200200220837977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200200221100096 and 200200221100105.

It is not an unprimeable number, because it can be changed into a prime (200200221100129) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 652289720 + ... + 652596566.

It is an arithmetic number, because the mean of its divisors is an integer number (7195266478080).

Almost surely, 2^{200200221100121} is an apocalyptic number.

It is an amenable number.

200200221100121 is a deficient number, since it is larger than the sum of its proper divisors (30048306198439).

200200221100121 is a wasteful number, since it uses less digits than its factorization.

200200221100121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347645.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 200200221100121 its reverse (121001122002002), we get a palindrome (321201343102123).

The spelling of 200200221100121 in words is "two hundred trillion, two hundred billion, two hundred twenty-one million, one hundred thousand, one hundred twenty-one".