200000000101221 has 24 divisors (see below), whose sum is σ = 298526143994624. Its totient is φ = 128894550108480.

The previous prime is 200000000101163. The next prime is 200000000101243. The reversal of 200000000101221 is 122101000000002.

200000000101221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200000000101221 - 2¹⁸ = 199999999839077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200000000103221) 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, 382260391 + ... + 382783236.

Almost surely, 2^{200000000101221} is an apocalyptic number.

It is an amenable number.

200000000101221 is a deficient number, since it is larger than the sum of its proper divisors (98526143893403).

200000000101221 is a wasteful number, since it uses less digits than its factorization.

200000000101221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765044601 (or 765044598 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200000000101221 its reverse (122101000000002), we get a palindrome (322101000101223).

The spelling of 200000000101221 in words is "two hundred trillion, one hundred one thousand, two hundred twenty-one".