13343423313220 has 96 divisors (see below), whose sum is σ = 37622855160576. Its totient is φ = 3839066841600.

The previous prime is 13343423313163. The next prime is 13343423313221. The reversal of 13343423313220 is 2231332434331.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (13343423313221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 333232311 + ... + 333272350.

It is an arithmetic number, because the mean of its divisors is an integer number (391904741256).

Almost surely, 2^{13343423313220} is an apocalyptic number.

13343423313220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13343423313220 is an abundant number, since it is smaller than the sum of its proper divisors (24279431847356).

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

13343423313220 is a wasteful number, since it uses less digits than its factorization.

13343423313220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666504701 (or 666504699 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 34.

Adding to 13343423313220 its reverse (2231332434331), we get a palindrome (15574755747551).

The spelling of 13343423313220 in words is "thirteen trillion, three hundred forty-three billion, four hundred twenty-three million, three hundred thirteen thousand, two hundred twenty".