122304343521 has 8 divisors (see below), whose sum is σ = 165506375584. Its totient is φ = 80319270240.

The previous prime is 122304343501. The next prime is 122304343559. The reversal of 122304343521 is 125343403221.

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

It is not a de Polignac number, because 122304343521 - 2¹⁷ = 122304212449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122304343501) 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, 304239460 + ... + 304239861.

It is an arithmetic number, because the mean of its divisors is an integer number (20688296948).

Almost surely, 2^122304343521 is an apocalyptic number.

It is an amenable number.

122304343521 is a deficient number, since it is larger than the sum of its proper divisors (43202032063).

122304343521 is an equidigital number, since it uses as much as digits as its factorization.

122304343521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608479391.

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 122304343521 its reverse (125343403221), we get a palindrome (247647746742).

The spelling of 122304343521 in words is "one hundred twenty-two billion, three hundred four million, three hundred forty-three thousand, five hundred twenty-one".