11313134321 has 4 divisors (see below), whose sum is σ = 11576230512. Its totient is φ = 11050038132.

The previous prime is 11313134303. The next prime is 11313134333. The reversal of 11313134321 is 12343131311.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11313134321 - 2¹⁰ = 11313133297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11313134221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131548031 + ... + 131548116.

It is an arithmetic number, because the mean of its divisors is an integer number (2894057628).

Almost surely, 2^11313134321 is an apocalyptic number.

It is an amenable number.

11313134321 is a deficient number, since it is larger than the sum of its proper divisors (263096191).

11313134321 is an equidigital number, since it uses as much as digits as its factorization.

11313134321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263096190.

The product of its digits is 648, while the sum is 23.

Adding to 11313134321 its reverse (12343131311), we get a palindrome (23656265632).

The spelling of 11313134321 in words is "eleven billion, three hundred thirteen million, one hundred thirty-four thousand, three hundred twenty-one".