11123323043443 has 48 divisors (see below), whose sum is σ = 12553369701120. Its totient is φ = 9839627546112.

The previous prime is 11123323043431. The next prime is 11123323043531. The reversal of 11123323043443 is 34434032332111.

It is a de Polignac number, because none of the positive numbers 2^k-11123323043443 is a prime.

It is a super-3 number, since 3×11123323043443³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11123323043399 and 11123323043408.

It is not an unprimeable number, because it can be changed into a prime (11123323041443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 514648105 + ... + 514669717.

It is an arithmetic number, because the mean of its divisors is an integer number (261528535440).

Almost surely, 2^{11123323043443} is an apocalyptic number.

11123323043443 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11123323043443 is a deficient number, since it is larger than the sum of its proper divisors (1430046657677).

11123323043443 is a wasteful number, since it uses less digits than its factorization.

11123323043443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22448 (or 22435 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 11123323043443 its reverse (34434032332111), we get a palindrome (45557355375554).

The spelling of 11123323043443 in words is "eleven trillion, one hundred twenty-three billion, three hundred twenty-three million, forty-three thousand, four hundred forty-three".