13340420321234 has 8 divisors (see below), whose sum is σ = 20040995628720. Its totient is φ = 6660088444996.

The previous prime is 13340420321203. The next prime is 13340420321237. The reversal of 13340420321234 is 43212302404331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13340420321234.

It is not an unprimeable number, because it can be changed into a prime (13340420321237) 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, 5060856164 + ... + 5060858799.

It is an arithmetic number, because the mean of its divisors is an integer number (2505124453590).

Almost surely, 2^{13340420321234} is an apocalyptic number.

13340420321234 is a deficient number, since it is larger than the sum of its proper divisors (6700575307486).

13340420321234 is a wasteful number, since it uses less digits than its factorization.

13340420321234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10121715624.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 13340420321234 its reverse (43212302404331), we get a palindrome (56552722725565).

The spelling of 13340420321234 in words is "thirteen trillion, three hundred forty billion, four hundred twenty million, three hundred twenty-one thousand, two hundred thirty-four".