13120421344322 has 16 divisors (see below), whose sum is σ = 20519583759360. Its totient is φ = 6284122519248.

The previous prime is 13120421344307. The next prime is 13120421344343. The reversal of 13120421344322 is 22344312402131.

It is a happy number.

It is an unprimeable number.

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, 890599568 + ... + 890614299.

It is an arithmetic number, because the mean of its divisors is an integer number (1282473984960).

Almost surely, 2^{13120421344322} is an apocalyptic number.

13120421344322 is a deficient number, since it is larger than the sum of its proper divisors (7399162415038).

13120421344322 is a wasteful number, since it uses less digits than its factorization.

13120421344322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1781214025.

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 13120421344322 its reverse (22344312402131), we get a palindrome (35464733746453).

The spelling of 13120421344322 in words is "thirteen trillion, one hundred twenty billion, four hundred twenty-one million, three hundred forty-four thousand, three hundred twenty-two".