11103311023 has 8 divisors (see below), whose sum is σ = 12863327648. Its totient is φ = 9386751744.

The previous prime is 11103310961. The next prime is 11103311033. The reversal of 11103311023 is 32011330111.

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 11103311023 - 2¹⁷ = 11103179951 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11103310988 and 11103311006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11103311033) 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 7 ways as a sum of consecutive naturals, for example, 10863786 + ... + 10864807.

It is an arithmetic number, because the mean of its divisors is an integer number (1607915956).

Almost surely, 2^11103311023 is an apocalyptic number.

11103311023 is a deficient number, since it is larger than the sum of its proper divisors (1760016625).

11103311023 is an equidigital number, since it uses as much as digits as its factorization.

11103311023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21728673.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 11103311023 its reverse (32011330111), we get a palindrome (43114641134).

It can be divided in two parts, 1110 and 3311023, that added together give a palindrome (3312133).

The spelling of 11103311023 in words is "eleven billion, one hundred three million, three hundred eleven thousand, twenty-three".