14511212221422 has 32 divisors (see below), whose sum is σ = 33168735532800. Its totient is φ = 4146029327808.

The previous prime is 14511212221421. The next prime is 14511212221433. The reversal of 14511212221422 is 22412221211541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14511212221422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14511212221421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4642954 + ... + 7111922.

It is an arithmetic number, because the mean of its divisors is an integer number (1036522985400).

Almost surely, 2^{14511212221422} is an apocalyptic number.

14511212221422 is an abundant number, since it is smaller than the sum of its proper divisors (18657523311378).

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

14511212221422 is a wasteful number, since it uses less digits than its factorization.

14511212221422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2608920.

The product of its digits is 5120, while the sum is 30.

Adding to 14511212221422 its reverse (22412221211541), we get a palindrome (36923433432963).

The spelling of 14511212221422 in words is "fourteen trillion, five hundred eleven billion, two hundred twelve million, two hundred twenty-one thousand, four hundred twenty-two".