13424021304312 has 32 divisors (see below), whose sum is σ = 33576593576400. Its totient is φ = 4472468392704.

The previous prime is 13424021304293. The next prime is 13424021304359. The reversal of 13424021304312 is 21340312042431.

It is a self number, because there is not a number n which added to its sum of digits gives 13424021304312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137786253 + ... + 137883644.

Almost surely, 2^{13424021304312} is an apocalyptic number.

13424021304312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13424021304312 is an abundant number, since it is smaller than the sum of its proper divisors (20152572272088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13424021304312 is a wasteful number, since it uses less digits than its factorization.

13424021304312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275671935 (or 275671931 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 13424021304312 its reverse (21340312042431), we get a palindrome (34764333346743).

The spelling of 13424021304312 in words is "thirteen trillion, four hundred twenty-four billion, twenty-one million, three hundred four thousand, three hundred twelve".