122315141442443 has 16 divisors (see below), whose sum is σ = 124083581723136. Its totient is φ = 120553753545120.

The previous prime is 122315141442421. The next prime is 122315141442457. The reversal of 122315141442443 is 344244141513221.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 122315141442443 - 2¹⁰ = 122315141441419 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122315141442443.

It is not an unprimeable number, because it can be changed into a prime (122315141442743) 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, 643353905 + ... + 643543997.

It is an arithmetic number, because the mean of its divisors is an integer number (7755223857696).

Almost surely, 2^{122315141442443} is an apocalyptic number.

122315141442443 is a deficient number, since it is larger than the sum of its proper divisors (1768440280693).

122315141442443 is a wasteful number, since it uses less digits than its factorization.

122315141442443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208594.

The product of its digits is 368640, while the sum is 41.

Adding to 122315141442443 its reverse (344244141513221), we get a palindrome (466559282955664).

The spelling of 122315141442443 in words is "one hundred twenty-two trillion, three hundred fifteen billion, one hundred forty-one million, four hundred forty-two thousand, four hundred forty-three".