11101103041123 has 4 divisors (see below), whose sum is σ = 11134044000040. Its totient is φ = 11068162082208.

The previous prime is 11101103041111. The next prime is 11101103041163. The reversal of 11101103041123 is 32114030110111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11101103041123 is a prime.

It is a super-2 number, since 2×11101103041123² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11101103041123.

It is not an unprimeable number, because it can be changed into a prime (11101103041163) 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, 16470478953 + ... + 16470479626.

It is an arithmetic number, because the mean of its divisors is an integer number (2783511000010).

Almost surely, 2^{11101103041123} is an apocalyptic number.

11101103041123 is a deficient number, since it is larger than the sum of its proper divisors (32940958917).

11101103041123 is an equidigital number, since it uses as much as digits as its factorization.

11101103041123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32940958916.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 11101103041123 its reverse (32114030110111), we get a palindrome (43215133151234).

The spelling of 11101103041123 in words is "eleven trillion, one hundred one billion, one hundred three million, forty-one thousand, one hundred twenty-three".