13124421100424 has 32 divisors (see below), whose sum is σ = 24657299190720. Its totient is φ = 6549153913536.

The previous prime is 13124421100391. The next prime is 13124421100429. The reversal of 13124421100424 is 42400112442131.

It is not an unprimeable number, because it can be changed into a prime (13124421100429) 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 7 ways as a sum of consecutive naturals, for example, 7559459 + ... + 9132045.

It is an arithmetic number, because the mean of its divisors is an integer number (770540599710).

Almost surely, 2^{13124421100424} is an apocalyptic number.

It is an amenable number.

13124421100424 is a deficient number, since it is larger than the sum of its proper divisors (11532878090296).

13124421100424 is a wasteful number, since it uses less digits than its factorization.

13124421100424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1574669 (or 1574665 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 13124421100424 its reverse (42400112442131), we get a palindrome (55524533542555).

The spelling of 13124421100424 in words is "thirteen trillion, one hundred twenty-four billion, four hundred twenty-one million, one hundred thousand, four hundred twenty-four".