12124131502 has 32 divisors (see below), whose sum is σ = 22065988032. Its totient is φ = 4877259264.

The previous prime is 12124131499. The next prime is 12124131511. The reversal of 12124131502 is 20513142121.

12124131502 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20488 + ... + 157060.

It is an arithmetic number, because the mean of its divisors is an integer number (689562126).

Almost surely, 2^12124131502 is an apocalyptic number.

12124131502 is a deficient number, since it is larger than the sum of its proper divisors (9941856530).

12124131502 is a wasteful number, since it uses less digits than its factorization.

12124131502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136972.

The product of its (nonzero) digits is 480, while the sum is 22.

Adding to 12124131502 its reverse (20513142121), we get a palindrome (32637273623).

The spelling of 12124131502 in words is "twelve billion, one hundred twenty-four million, one hundred thirty-one thousand, five hundred two".