11314322231 has 4 divisors (see below), whose sum is σ = 11359399464. Its totient is φ = 11269245000.

The previous prime is 11314322213. The next prime is 11314322237. The reversal of 11314322231 is 13222341311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11314322231 is a prime.

It is a super-2 number, since 2×11314322231² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11314322197 and 11314322206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11314322237) 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, 22538240 + ... + 22538741.

It is an arithmetic number, because the mean of its divisors is an integer number (2839849866).

Almost surely, 2^11314322231 is an apocalyptic number.

11314322231 is a deficient number, since it is larger than the sum of its proper divisors (45077233).

11314322231 is an equidigital number, since it uses as much as digits as its factorization.

11314322231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45077232.

The product of its digits is 864, while the sum is 23.

Adding to 11314322231 its reverse (13222341311), we get a palindrome (24536663542).

The spelling of 11314322231 in words is "eleven billion, three hundred fourteen million, three hundred twenty-two thousand, two hundred thirty-one".