11501141103 has 16 divisors (see below), whose sum is σ = 17044744960. Its totient is φ = 7664719608.

The previous prime is 11501141023. The next prime is 11501141129. The reversal of 11501141103 is 30114110511.

11501141103 is a `hidden beast` number, since 11 + 501 + 141 + 10 + 3 = 666.

It is not a de Polignac number, because 11501141103 - 2¹⁶ = 11501075567 is a prime.

It is a super-3 number, since 3×11501141103³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11501141303) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4176 + ... + 151722.

It is an arithmetic number, because the mean of its divisors is an integer number (1065296560).

Almost surely, 2^11501141103 is an apocalyptic number.

11501141103 is a deficient number, since it is larger than the sum of its proper divisors (5543603857).

11501141103 is a wasteful number, since it uses less digits than its factorization.

11501141103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150443 (or 150437 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 18.

Adding to 11501141103 its reverse (30114110511), we get a palindrome (41615251614).

The spelling of 11501141103 in words is "eleven billion, five hundred one million, one hundred forty-one thousand, one hundred three".