11304202131 has 20 divisors (see below), whose sum is σ = 17035976232. Its totient is φ = 7469437248.

The previous prime is 11304202121. The next prime is 11304202153. The reversal of 11304202131 is 13120240311.

11304202131 is a `hidden beast` number, since 1 + 1 + 30 + 420 + 213 + 1 = 666.

11304202131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11304202131 - 2¹⁸ = 11303939987 is a prime.

It is a super-3 number, since 3×11304202131³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11304202121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 608361 + ... + 626666.

Almost surely, 2^11304202131 is an apocalyptic number.

11304202131 is a deficient number, since it is larger than the sum of its proper divisors (5731774101).

11304202131 is a wasteful number, since it uses less digits than its factorization.

11304202131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235152 (or 1235143 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11304202131 its reverse (13120240311), we get a palindrome (24424442442).

The spelling of 11304202131 in words is "eleven billion, three hundred four million, two hundred two thousand, one hundred thirty-one".