11121114123 has 48 divisors (see below), whose sum is σ = 19602485760. Its totient is φ = 5937224832.

The previous prime is 11121114113. The next prime is 11121114149. The reversal of 11121114123 is 32141112111.

It is not a de Polignac number, because 11121114123 - 2⁸ = 11121113867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121114096 and 11121114105.

It is not an unprimeable number, because it can be changed into a prime (11121114113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26938 + ... + 151551.

It is an arithmetic number, because the mean of its divisors is an integer number (408385120).

Almost surely, 2^11121114123 is an apocalyptic number.

11121114123 is a deficient number, since it is larger than the sum of its proper divisors (8481371637).

11121114123 is a wasteful number, since it uses less digits than its factorization.

11121114123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178568 (or 178565 counting only the distinct ones).

The product of its digits is 48, while the sum is 18.

Adding to 11121114123 its reverse (32141112111), we get a palindrome (43262226234).

The spelling of 11121114123 in words is "eleven billion, one hundred twenty-one million, one hundred fourteen thousand, one hundred twenty-three".