122344575443221 has 16 divisors (see below), whose sum is σ = 125165783433600. Its totient is φ = 119548315876288.

The previous prime is 122344575443203. The next prime is 122344575443287.

122344575443221 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 122344575443221 - 2⁴³ = 113548482421013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122344575449221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655456335 + ... + 655642963.

It is an arithmetic number, because the mean of its divisors is an integer number (7822861464600).

Almost surely, 2^{122344575443221} is an apocalyptic number.

It is an amenable number.

122344575443221 is a deficient number, since it is larger than the sum of its proper divisors (2821207990379).

122344575443221 is a wasteful number, since it uses less digits than its factorization.

122344575443221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253388.

The product of its digits is 6451200, while the sum is 49.

The spelling of 122344575443221 in words is "one hundred twenty-two trillion, three hundred forty-four billion, five hundred seventy-five million, four hundred forty-three thousand, two hundred twenty-one".