122444323323321 has 16 divisors (see below), whose sum is σ = 172862874975168. Its totient is φ = 76827676992000.

The previous prime is 122444323323319. The next prime is 122444323323397. The reversal of 122444323323321 is 123323323444221.

It is not a de Polignac number, because 122444323323321 - 2¹ = 122444323323319 is a prime.

It is a super-2 number, since 2×122444323323321² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 122444323323321.

It is not an unprimeable number, because it can be changed into a prime (122444323393321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33328246 + ... + 36819296.

It is an arithmetic number, because the mean of its divisors is an integer number (10803929685948).

Almost surely, 2^{122444323323321} is an apocalyptic number.

It is an amenable number.

122444323323321 is a deficient number, since it is larger than the sum of its proper divisors (50418551651847).

122444323323321 is a wasteful number, since it uses less digits than its factorization.

122444323323321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178792.

The product of its digits is 497664, while the sum is 39.

Adding to 122444323323321 its reverse (123323323444221), we get a palindrome (245767646767542).

The spelling of 122444323323321 in words is "one hundred twenty-two trillion, four hundred forty-four billion, three hundred twenty-three million, three hundred twenty-three thousand, three hundred twenty-one".