14223413310421 has 12 divisors (see below), whose sum is σ = 16583292564960. Its totient is φ = 12163726040760.

The previous prime is 14223413310401. The next prime is 14223413310437. The reversal of 14223413310421 is 12401331432241.

It is a happy number.

It is not a de Polignac number, because 14223413310421 - 2²¹ = 14223411213269 is a prime.

It is a super-2 number, since 2×14223413310421² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14223413310401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330586395 + ... + 330629416.

It is an arithmetic number, because the mean of its divisors is an integer number (1381941047080).

Almost surely, 2^{14223413310421} is an apocalyptic number.

It is an amenable number.

14223413310421 is a deficient number, since it is larger than the sum of its proper divisors (2359879254539).

14223413310421 is an equidigital number, since it uses as much as digits as its factorization.

14223413310421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661216264 (or 661216257 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 14223413310421 its reverse (12401331432241), we get a palindrome (26624744742662).

The spelling of 14223413310421 in words is "fourteen trillion, two hundred twenty-three billion, four hundred thirteen million, three hundred ten thousand, four hundred twenty-one".