11131331343 has 32 divisors (see below), whose sum is σ = 16450363392. Its totient is φ = 6638630400.

The previous prime is 11131331329. The next prime is 11131331363. The reversal of 11131331343 is 34313313111.

It is not a de Polignac number, because 11131331343 - 2⁴ = 11131331327 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131331363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1095858 + ... + 1105968.

It is an arithmetic number, because the mean of its divisors is an integer number (514073856).

Almost surely, 2^11131331343 is an apocalyptic number.

11131331343 is a deficient number, since it is larger than the sum of its proper divisors (5319032049).

11131331343 is a wasteful number, since it uses less digits than its factorization.

11131331343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10655.

The product of its digits is 972, while the sum is 24.

Adding to 11131331343 its reverse (34313313111), we get a palindrome (45444644454).

The spelling of 11131331343 in words is "eleven billion, one hundred thirty-one million, three hundred thirty-one thousand, three hundred forty-three".