201210210110121 has 8 divisors (see below), whose sum is σ = 268282540033440. Its totient is φ = 134139010130112.

The previous prime is 201210210110081. The next prime is 201210210110149. The reversal of 201210210110121 is 121011012012102.

It is a happy number.

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

It is not a de Polignac number, because 201210210110121 - 2⁶ = 201210210110057 is a prime.

It is a super-3 number, since 3×201210210110121³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201210210110121.

It is not an unprimeable number, because it can be changed into a prime (201210210110191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282070240 + ... + 282782673.

It is an arithmetic number, because the mean of its divisors is an integer number (33535317504180).

Almost surely, 2^{201210210110121} is an apocalyptic number.

It is an amenable number.

201210210110121 is a deficient number, since it is larger than the sum of its proper divisors (67072329923319).

201210210110121 is a wasteful number, since it uses less digits than its factorization.

201210210110121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564971655.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201210210110121 its reverse (121011012012102), we get a palindrome (322221222122223).

The spelling of 201210210110121 in words is "two hundred one trillion, two hundred ten billion, two hundred ten million, one hundred ten thousand, one hundred twenty-one".