11011130123 has 8 divisors (see below), whose sum is σ = 12656890848. Its totient is φ = 9383554944.

The previous prime is 11011130051. The next prime is 11011130167. The reversal of 11011130123 is 32103111011.

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 11011130123 - 2⁸ = 11011129867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11011130098 and 11011130107.

It is not an unprimeable number, because it can be changed into a prime (11011130023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4545086 + ... + 4547507.

It is an arithmetic number, because the mean of its divisors is an integer number (1582111356).

Almost surely, 2^11011130123 is an apocalyptic number.

11011130123 is a deficient number, since it is larger than the sum of its proper divisors (1645760725).

11011130123 is an equidigital number, since it uses as much as digits as its factorization.

11011130123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9092773.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11011130123 its reverse (32103111011), we get a palindrome (43114241134).

The spelling of 11011130123 in words is "eleven billion, eleven million, one hundred thirty thousand, one hundred twenty-three".