11001010001103 has 24 divisors (see below), whose sum is σ = 16834365031536. Its totient is φ = 6898782854400.

The previous prime is 11001010001081. The next prime is 11001010001131. The reversal of 11001010001103 is 30110001010011.

It is not a de Polignac number, because 11001010001103 - 2⁶ = 11001010001039 is a prime.

It is a super-2 number, since 2×11001010001103² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001010001173) 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, 19574388 + ... + 20128553.

It is an arithmetic number, because the mean of its divisors is an integer number (701431876314).

Almost surely, 2^{11001010001103} is an apocalyptic number.

11001010001103 is a deficient number, since it is larger than the sum of its proper divisors (5833355030433).

11001010001103 is a wasteful number, since it uses less digits than its factorization.

11001010001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39704775 (or 39704772 counting only the distinct ones).

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

Adding to 11001010001103 its reverse (30110001010011), we get a palindrome (41111011011114).

The spelling of 11001010001103 in words is "eleven trillion, one billion, ten million, one thousand, one hundred three".