202023313133131 has 64 divisors (see below), whose sum is σ = 242034833664000. Its totient is φ = 168498042048000.

The previous prime is 202023313133129. The next prime is 202023313133149. The reversal of 202023313133131 is 131331313320202.

It is a happy number.

It is not a de Polignac number, because 202023313133131 - 2¹ = 202023313133129 is a prime.

It is a super-2 number, since 2×202023313133131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202023313133131.

It is not an unprimeable number, because it can be changed into a prime (202023313133111) 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 63 ways as a sum of consecutive naturals, for example, 858558511 + ... + 858793783.

It is an arithmetic number, because the mean of its divisors is an integer number (3781794276000).

Almost surely, 2^{202023313133131} is an apocalyptic number.

202023313133131 is a deficient number, since it is larger than the sum of its proper divisors (40011520530869).

202023313133131 is a wasteful number, since it uses less digits than its factorization.

202023313133131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235785 (or 235771 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 202023313133131 its reverse (131331313320202), we get a palindrome (333354626453333).

The spelling of 202023313133131 in words is "two hundred two trillion, twenty-three billion, three hundred thirteen million, one hundred thirty-three thousand, one hundred thirty-one".