123302231344342 has 16 divisors (see below), whose sum is σ = 189431626689360. Its totient is φ = 60161038191072.

The previous prime is 123302231344337. The next prime is 123302231344343. The reversal of 123302231344342 is 243443132203321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123302231344343) 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, 670509973 + ... + 670693840.

It is an arithmetic number, because the mean of its divisors is an integer number (11839476668085).

Almost surely, 2^{123302231344342} is an apocalyptic number.

123302231344342 is a deficient number, since it is larger than the sum of its proper divisors (66129395345018).

123302231344342 is a wasteful number, since it uses less digits than its factorization.

123302231344342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341204927.

The product of its (nonzero) digits is 248832, while the sum is 37.

Adding to 123302231344342 its reverse (243443132203321), we get a palindrome (366745363547663).

The spelling of 123302231344342 in words is "one hundred twenty-three trillion, three hundred two billion, two hundred thirty-one million, three hundred forty-four thousand, three hundred forty-two".