201202020010121 has 16 divisors (see below), whose sum is σ = 218825585391168. Its totient is φ = 183885114936000.

The previous prime is 201202020010031. The next prime is 201202020010157. The reversal of 201202020010121 is 121010020202102.

It is a cyclic number.

It is not a de Polignac number, because 201202020010121 - 2³⁰ = 201200946268297 is a prime.

It is a super-3 number, since 3×201202020010121³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201202020010096 and 201202020010105.

It is not an unprimeable number, because it can be changed into a prime (201202020010181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405641150 + ... + 406136856.

It is an arithmetic number, because the mean of its divisors is an integer number (13676599086948).

Almost surely, 2^{201202020010121} is an apocalyptic number.

It is an amenable number.

201202020010121 is a deficient number, since it is larger than the sum of its proper divisors (17623565381047).

201202020010121 is a wasteful number, since it uses less digits than its factorization.

201202020010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804952.

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

Adding to 201202020010121 its reverse (121010020202102), we get a palindrome (322212040212223).

The spelling of 201202020010121 in words is "two hundred one trillion, two hundred two billion, twenty million, ten thousand, one hundred twenty-one".