14123203243420 has 24 divisors (see below), whose sum is σ = 30101394378384. Its totient is φ = 5564963665536.

The previous prime is 14123203243399. The next prime is 14123203243421. The reversal of 14123203243420 is 2434230232141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14123203243421) 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, 5269850617 + ... + 5269853296.

It is an arithmetic number, because the mean of its divisors is an integer number (1254224765766).

Almost surely, 2^{14123203243420} is an apocalyptic number.

14123203243420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14123203243420 is an abundant number, since it is smaller than the sum of its proper divisors (15978191134964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14123203243420 is a wasteful number, since it uses less digits than its factorization.

14123203243420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10539703989 (or 10539703987 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 14123203243420 its reverse (2434230232141), we get a palindrome (16557433475561).

The spelling of 14123203243420 in words is "fourteen trillion, one hundred twenty-three billion, two hundred three million, two hundred forty-three thousand, four hundred twenty".