14123203243442 has 16 divisors (see below), whose sum is σ = 21346709896512. Its totient is φ = 7007634232560.

The previous prime is 14123203243427. The next prime is 14123203243447. The reversal of 14123203243442 is 24434230232141.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (14123203243447) 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, 47966123 + ... + 48259665.

It is an arithmetic number, because the mean of its divisors is an integer number (1334169368532).

Almost surely, 2^{14123203243442} is an apocalyptic number.

14123203243442 is a deficient number, since it is larger than the sum of its proper divisors (7223506653070).

14123203243442 is a wasteful number, since it uses less digits than its factorization.

14123203243442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477313.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 14123203243442 its reverse (24434230232141), we get a palindrome (38557433475583).

The spelling of 14123203243442 in words is "fourteen trillion, one hundred twenty-three billion, two hundred three million, two hundred forty-three thousand, four hundred forty-two".