11243421134323 has 8 divisors (see below), whose sum is σ = 13264128158720. Its totient is φ = 9326340111240.

The previous prime is 11243421134129. The next prime is 11243421134329. The reversal of 11243421134323 is 32343112434211.

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 11243421134323 - 2⁹ = 11243421133811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11243421134329) 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, 25906500093 + ... + 25906500526.

It is an arithmetic number, because the mean of its divisors is an integer number (1658016019840).

Almost surely, 2^{11243421134323} is an apocalyptic number.

11243421134323 is a deficient number, since it is larger than the sum of its proper divisors (2020707024397).

11243421134323 is an equidigital number, since it uses as much as digits as its factorization.

11243421134323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51813000657.

The product of its digits is 41472, while the sum is 34.

Adding to 11243421134323 its reverse (32343112434211), we get a palindrome (43586533568534).

The spelling of 11243421134323 in words is "eleven trillion, two hundred forty-three billion, four hundred twenty-one million, one hundred thirty-four thousand, three hundred twenty-three".