11520503234101 has 24 divisors (see below), whose sum is σ = 12663252889344. Its totient is φ = 10469616806880.

The previous prime is 11520503234033. The next prime is 11520503234117. The reversal of 11520503234101 is 10143230502511.

11520503234101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11520503234101 - 2²³ = 11520494845493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11520503234101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520503274101) 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, 5125645 + ... + 7022338.

It is an arithmetic number, because the mean of its divisors is an integer number (527635537056).

Almost surely, 2^{11520503234101} is an apocalyptic number.

It is an amenable number.

11520503234101 is a deficient number, since it is larger than the sum of its proper divisors (1142749655243).

11520503234101 is a wasteful number, since it uses less digits than its factorization.

11520503234101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12148129 (or 12148110 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 11520503234101 its reverse (10143230502511), we get a palindrome (21663733736612).

The spelling of 11520503234101 in words is "eleven trillion, five hundred twenty billion, five hundred three million, two hundred thirty-four thousand, one hundred one".