123304034242 has 16 divisors (see below), whose sum is σ = 192243485952. Its totient is φ = 59263023600.

The previous prime is 123304034213. The next prime is 123304034251. The reversal of 123304034242 is 242430403321.

123304034242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 123304034242.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10031634 + ... + 10043917.

It is an arithmetic number, because the mean of its divisors is an integer number (12015217872).

Almost surely, 2^123304034242 is an apocalyptic number.

123304034242 is a deficient number, since it is larger than the sum of its proper divisors (68939451710).

123304034242 is a wasteful number, since it uses less digits than its factorization.

123304034242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20075673.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 123304034242 its reverse (242430403321), we get a palindrome (365734437563).

The spelling of 123304034242 in words is "one hundred twenty-three billion, three hundred four million, thirty-four thousand, two hundred forty-two".