11000103111 has 24 divisors (see below), whose sum is σ = 15971364864. Its totient is φ = 7295507280.

The previous prime is 11000103097. The next prime is 11000103137. The reversal of 11000103111 is 11130100011.

It is not a de Polignac number, because 11000103111 - 2⁶ = 11000103047 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 11000103093 and 11000103102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000103161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1419730 + ... + 1427456.

It is an arithmetic number, because the mean of its divisors is an integer number (665473536).

Almost surely, 2^11000103111 is an apocalyptic number.

11000103111 is a deficient number, since it is larger than the sum of its proper divisors (4971261753).

11000103111 is a wasteful number, since it uses less digits than its factorization.

11000103111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8531 (or 8528 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 9.

Adding to 11000103111 its reverse (11130100011), we get a palindrome (22130203122).

The spelling of 11000103111 in words is "eleven billion, one hundred three thousand, one hundred eleven".