202132130202121 has 16 divisors (see below), whose sum is σ = 235974172806400. Its totient is φ = 173071206191520.

The previous prime is 202132130202113. The next prime is 202132130202179. The reversal of 202132130202121 is 121202031231202.

It is not a de Polignac number, because 202132130202121 - 2³ = 202132130202113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202132130202092 and 202132130202101.

It is not an unprimeable number, because it can be changed into a prime (202132130202421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 314143125 + ... + 314785906.

It is an arithmetic number, because the mean of its divisors is an integer number (14748385800400).

Almost surely, 2^{202132130202121} is an apocalyptic number.

It is an amenable number.

202132130202121 is a deficient number, since it is larger than the sum of its proper divisors (33842042604279).

202132130202121 is an frugal number, since it uses more digits than its factorization.

202132130202121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628929989 (or 628929975 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 202132130202121 its reverse (121202031231202), we get a palindrome (323334161433323).

The spelling of 202132130202121 in words is "two hundred two trillion, one hundred thirty-two billion, one hundred thirty million, two hundred two thousand, one hundred twenty-one".