202133030121 has 64 divisors (see below), whose sum is σ = 335899872000. Its totient is φ = 119089751040.

The previous prime is 202133030119. The next prime is 202133030159. The reversal of 202133030121 is 121030331202.

It is not a de Polignac number, because 202133030121 - 2¹ = 202133030119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202133030094 and 202133030103.

It is not an unprimeable number, because it can be changed into a prime (202133030161) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1656865 + ... + 1774673.

It is an arithmetic number, because the mean of its divisors is an integer number (5248435500).

Almost surely, 2^202133030121 is an apocalyptic number.

It is an amenable number.

202133030121 is a deficient number, since it is larger than the sum of its proper divisors (133766841879).

202133030121 is a wasteful number, since it uses less digits than its factorization.

202133030121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117991 (or 117985 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 202133030121 its reverse (121030331202), we get a palindrome (323163361323).

The spelling of 202133030121 in words is "two hundred two billion, one hundred thirty-three million, thirty thousand, one hundred twenty-one".