14425120511221 has 8 divisors (see below), whose sum is σ = 16485902087744. Its totient is φ = 12364351453440.

The previous prime is 14425120511161. The next prime is 14425120511273. The reversal of 14425120511221 is 12211502152441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14425120511221 - 2⁷ = 14425120511093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14425120514221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514860 + ... + 5395861.

It is an arithmetic number, because the mean of its divisors is an integer number (2060737760968).

Almost surely, 2^{14425120511221} is an apocalyptic number.

It is an amenable number.

14425120511221 is a deficient number, since it is larger than the sum of its proper divisors (2060781576523).

14425120511221 is an equidigital number, since it uses as much as digits as its factorization.

14425120511221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6259371.

The product of its (nonzero) digits is 6400, while the sum is 31.

Adding to 14425120511221 its reverse (12211502152441), we get a palindrome (26636622663662).

The spelling of 14425120511221 in words is "fourteen trillion, four hundred twenty-five billion, one hundred twenty million, five hundred eleven thousand, two hundred twenty-one".