122313531455321 has 4 divisors (see below), whose sum is σ = 122568883296000. Its totient is φ = 122058179614644.

The previous prime is 122313531455243. The next prime is 122313531455333. The reversal of 122313531455321 is 123554135313221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122313531455321 - 2¹⁰ = 122313531454297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122313531455341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127675919621 + ... + 127675920578.

It is an arithmetic number, because the mean of its divisors is an integer number (30642220824000).

Almost surely, 2^{122313531455321} is an apocalyptic number.

It is an amenable number.

122313531455321 is a deficient number, since it is larger than the sum of its proper divisors (255351840679).

122313531455321 is an equidigital number, since it uses as much as digits as its factorization.

122313531455321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255351840678.

The product of its digits is 324000, while the sum is 41.

Adding to 122313531455321 its reverse (123554135313221), we get a palindrome (245867666768542).

The spelling of 122313531455321 in words is "one hundred twenty-two trillion, three hundred thirteen billion, five hundred thirty-one million, four hundred fifty-five thousand, three hundred twenty-one".