12530304505011 has 16 divisors (see below), whose sum is σ = 16984765048320. Its totient is φ = 8214751535520.

The previous prime is 12530304505003. The next prime is 12530304505057. The reversal of 12530304505011 is 11050540303521.

12530304505011 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 12530304505011 - 2³ = 12530304505003 is a prime.

It is a super-2 number, since 2×12530304505011² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12530304505011.

It is not an unprimeable number, because it can be changed into a prime (12530304505211) 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, 6854301 + ... + 8487758.

It is an arithmetic number, because the mean of its divisors is an integer number (1061547815520).

Almost surely, 2^{12530304505011} is an apocalyptic number.

12530304505011 is a deficient number, since it is larger than the sum of its proper divisors (4454460543309).

12530304505011 is a wasteful number, since it uses less digits than its factorization.

12530304505011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15346586.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 12530304505011 its reverse (11050540303521), we get a palindrome (23580844808532).

The spelling of 12530304505011 in words is "twelve trillion, five hundred thirty billion, three hundred four million, five hundred five thousand, eleven".