13223120122321 has 8 divisors (see below), whose sum is σ = 13234941151488. Its totient is φ = 13211299998000.

The previous prime is 13223120122313. The next prime is 13223120122357. The reversal of 13223120122321 is 12322102132231.

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

It is a cyclic number.

It is not a de Polignac number, because 13223120122321 - 2³ = 13223120122313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13223120125321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30925731 + ... + 31350391.

It is an arithmetic number, because the mean of its divisors is an integer number (1654367643936).

Almost surely, 2^{13223120122321} is an apocalyptic number.

It is an amenable number.

13223120122321 is a deficient number, since it is larger than the sum of its proper divisors (11821029167).

13223120122321 is a wasteful number, since it uses less digits than its factorization.

13223120122321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452423.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 13223120122321 its reverse (12322102132231), we get a palindrome (25545222254552).

The spelling of 13223120122321 in words is "thirteen trillion, two hundred twenty-three billion, one hundred twenty million, one hundred twenty-two thousand, three hundred twenty-one".