142444340202322 has 16 divisors (see below), whose sum is σ = 215762843525112. Its totient is φ = 70525985228800.

The previous prime is 142444340202299. The next prime is 142444340202323. The reversal of 142444340202322 is 223202043444241.

It can be written as a sum of positive squares in 4 ways, for example, as 142426346931001 + 17993271321 = 11934251^2 + 134139^2 .

It is not an unprimeable number, because it can be changed into a prime (142444340202323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 648106903 + ... + 648326650.

Almost surely, 2^{142444340202322} is an apocalyptic number.

142444340202322 is a deficient number, since it is larger than the sum of its proper divisors (73318503322790).

142444340202322 is a wasteful number, since it uses less digits than its factorization.

142444340202322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296434093.

The product of its (nonzero) digits is 294912, while the sum is 37.

Adding to 142444340202322 its reverse (223202043444241), we get a palindrome (365646383646563).

The spelling of 142444340202322 in words is "one hundred forty-two trillion, four hundred forty-four billion, three hundred forty million, two hundred two thousand, three hundred twenty-two".