124524231213 has 4 divisors (see below), whose sum is σ = 166032308288. Its totient is φ = 83016154140.

The previous prime is 124524231191. The next prime is 124524231239. The reversal of 124524231213 is 312132425421.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 124524231213 - 2¹⁶ = 124524165677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124524231913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20754038533 + ... + 20754038538.

It is an arithmetic number, because the mean of its divisors is an integer number (41508077072).

Almost surely, 2^124524231213 is an apocalyptic number.

It is an amenable number.

124524231213 is a deficient number, since it is larger than the sum of its proper divisors (41508077075).

124524231213 is an equidigital number, since it uses as much as digits as its factorization.

124524231213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41508077074.

The product of its digits is 11520, while the sum is 30.

Adding to 124524231213 its reverse (312132425421), we get a palindrome (436656656634).

The spelling of 124524231213 in words is "one hundred twenty-four billion, five hundred twenty-four million, two hundred thirty-one thousand, two hundred thirteen".