11143344412331 has 8 divisors (see below), whose sum is σ = 11209334603760. Its totient is φ = 11077372356832.

The previous prime is 11143344412327. The next prime is 11143344412393. The reversal of 11143344412331 is 13321444334111.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11143344412331 - 2² = 11143344412327 is a prime.

It is a super-2 number, since 2×11143344412331² (a number of 27 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 = 11143344412291 and 11143344412300.

It is not an unprimeable number, because it can be changed into a prime (11143344412231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3300485 + ... + 5760198.

It is an arithmetic number, because the mean of its divisors is an integer number (1401166825470).

Almost surely, 2^{11143344412331} is an apocalyptic number.

11143344412331 is a deficient number, since it is larger than the sum of its proper divisors (65990191429).

11143344412331 is an equidigital number, since it uses as much as digits as its factorization.

11143344412331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9067965.

The product of its digits is 41472, while the sum is 35.

Adding to 11143344412331 its reverse (13321444334111), we get a palindrome (24464788746442).

The spelling of 11143344412331 in words is "eleven trillion, one hundred forty-three billion, three hundred forty-four million, four hundred twelve thousand, three hundred thirty-one".