11044342123 has 4 divisors (see below), whose sum is σ = 11049412840. Its totient is φ = 11039271408.

The previous prime is 11044342103. The next prime is 11044342163. The reversal of 11044342123 is 32124344011.

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

It is a cyclic number.

It is not a de Polignac number, because 11044342123 - 2²¹ = 11042244971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11044342103) 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, 2532090 + ... + 2536447.

It is an arithmetic number, because the mean of its divisors is an integer number (2762353210).

Almost surely, 2^11044342123 is an apocalyptic number.

11044342123 is a deficient number, since it is larger than the sum of its proper divisors (5070717).

11044342123 is an equidigital number, since it uses as much as digits as its factorization.

11044342123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5070716.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 11044342123 its reverse (32124344011), we get a palindrome (43168686134).

The spelling of 11044342123 in words is "eleven billion, forty-four million, three hundred forty-two thousand, one hundred twenty-three".