14243420122340 has 24 divisors (see below), whose sum is σ = 29911272535032. Its totient is φ = 5697350853120.

The previous prime is 14243420122333. The next prime is 14243420122367. The reversal of 14243420122340 is 4322102434241.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 755546885284 + 13487873237056 = 869222^2 + 3672584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14243420122297 and 14243420122306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7314620 + ... + 9054860.

It is an arithmetic number, because the mean of its divisors is an integer number (1246303022293).

Almost surely, 2^{14243420122340} is an apocalyptic number.

14243420122340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14243420122340 is an abundant number, since it is smaller than the sum of its proper divisors (15667852412692).

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

14243420122340 is a wasteful number, since it uses less digits than its factorization.

14243420122340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149487 (or 2149485 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 14243420122340 its reverse (4322102434241), we get a palindrome (18565522556581).

The spelling of 14243420122340 in words is "fourteen trillion, two hundred forty-three billion, four hundred twenty million, one hundred twenty-two thousand, three hundred forty".