144210224432121 has 4 divisors (see below), whose sum is σ = 192280299242832. Its totient is φ = 96140149621412.

The previous prime is 144210224432119. The next prime is 144210224432147. The reversal of 144210224432121 is 121234422012441.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 144210224432121 - 2¹ = 144210224432119 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144210224431121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24035037405351 + ... + 24035037405356.

It is an arithmetic number, because the mean of its divisors is an integer number (48070074810708).

Almost surely, 2^{144210224432121} is an apocalyptic number.

It is an amenable number.

144210224432121 is a deficient number, since it is larger than the sum of its proper divisors (48070074810711).

144210224432121 is an equidigital number, since it uses as much as digits as its factorization.

144210224432121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48070074810710.

The product of its (nonzero) digits is 24576, while the sum is 33.

Adding to 144210224432121 its reverse (121234422012441), we get a palindrome (265444646444562).

The spelling of 144210224432121 in words is "one hundred forty-four trillion, two hundred ten billion, two hundred twenty-four million, four hundred thirty-two thousand, one hundred twenty-one".