201200110211221 has 8 divisors (see below), whose sum is σ = 221664207830688. Its totient is φ = 181098209010000.

The previous prime is 201200110211207. The next prime is 201200110211239. The reversal of 201200110211221 is 122112011002102.

201200110211221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 201200110211221 - 2²⁹ = 201199573340309 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201200110211195 and 201200110211204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201200110211281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90549103395 + ... + 90549105616.

It is an arithmetic number, because the mean of its divisors is an integer number (27708025978836).

Almost surely, 2^{201200110211221} is an apocalyptic number.

It is an amenable number.

201200110211221 is a deficient number, since it is larger than the sum of its proper divisors (20464097619467).

201200110211221 is a wasteful number, since it uses less digits than its factorization.

201200110211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181098209123.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 201200110211221 its reverse (122112011002102), we get a palindrome (323312121213323).

The spelling of 201200110211221 in words is "two hundred one trillion, two hundred billion, one hundred ten million, two hundred eleven thousand, two hundred twenty-one".