13143321111124 has 24 divisors (see below), whose sum is σ = 23070101942888. Its totient is φ = 6551865169920.

The previous prime is 13143321111119. The next prime is 13143321111131. The reversal of 13143321111124 is 42111112334131.

It can be written as a sum of positive squares in 4 ways, for example, as 820890360900 + 12322430750224 = 906030^2 + 3510332^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13143321111092 and 13143321111101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31433914 + ... + 31849294.

Almost surely, 2^{13143321111124} is an apocalyptic number.

It is an amenable number.

13143321111124 is a deficient number, since it is larger than the sum of its proper divisors (9926780831764).

13143321111124 is a wasteful number, since it uses less digits than its factorization.

13143321111124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439195 (or 439193 counting only the distinct ones).

The product of its digits is 1728, while the sum is 28.

Adding to 13143321111124 its reverse (42111112334131), we get a palindrome (55254433445255).

The spelling of 13143321111124 in words is "thirteen trillion, one hundred forty-three billion, three hundred twenty-one million, one hundred eleven thousand, one hundred twenty-four".