142122110323443 has 16 divisors (see below), whose sum is σ = 190172848615200. Its totient is φ = 94409731082240.

The previous prime is 142122110323423. The next prime is 142122110323469. The reversal of 142122110323443 is 344323011221241.

It is a cyclic number.

It is not a de Polignac number, because 142122110323443 - 2¹² = 142122110319347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142122110323423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70500043 + ... + 72487931.

It is an arithmetic number, because the mean of its divisors is an integer number (11885803038450).

Almost surely, 2^{142122110323443} is an apocalyptic number.

142122110323443 is a deficient number, since it is larger than the sum of its proper divisors (48050738291757).

142122110323443 is a wasteful number, since it uses less digits than its factorization.

142122110323443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2072982.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 142122110323443 its reverse (344323011221241), we get a palindrome (486445121544684).

The spelling of 142122110323443 in words is "one hundred forty-two trillion, one hundred twenty-two billion, one hundred ten million, three hundred twenty-three thousand, four hundred forty-three".