12530211544124 has 12 divisors (see below), whose sum is σ = 22437820672344. Its totient is φ = 6119405637744.

The previous prime is 12530211544021. The next prime is 12530211544127. The reversal of 12530211544124 is 42144511203521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12530211544127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36425033387 + ... + 36425033730.

It is an arithmetic number, because the mean of its divisors is an integer number (1869818389362).

Almost surely, 2^{12530211544124} is an apocalyptic number.

It is an amenable number.

12530211544124 is a deficient number, since it is larger than the sum of its proper divisors (9907609128220).

12530211544124 is a wasteful number, since it uses less digits than its factorization.

12530211544124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72850067164 (or 72850067162 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 12530211544124 its reverse (42144511203521), we get a palindrome (54674722747645).

The spelling of 12530211544124 in words is "twelve trillion, five hundred thirty billion, two hundred eleven million, five hundred forty-four thousand, one hundred twenty-four".