11101003123 has 8 divisors (see below), whose sum is σ = 12687498848. Its totient is φ = 9514666944.

The previous prime is 11101003091. The next prime is 11101003139. The reversal of 11101003123 is 32130010111.

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 11101003123 - 2⁵ = 11101003091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101003523) 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, 242815 + ... + 284887.

It is an arithmetic number, because the mean of its divisors is an integer number (1585937356).

Almost surely, 2^11101003123 is an apocalyptic number.

11101003123 is a deficient number, since it is larger than the sum of its proper divisors (1586495725).

11101003123 is an equidigital number, since it uses as much as digits as its factorization.

11101003123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79773.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11101003123 its reverse (32130010111), we get a palindrome (43231013234).

The spelling of 11101003123 in words is "eleven billion, one hundred one million, three thousand, one hundred twenty-three".