144212121212403 has 4 divisors (see below), whose sum is σ = 192282828283208. Its totient is φ = 96141414141600.

The previous prime is 144212121212297. The next prime is 144212121212413. The reversal of 144212121212403 is 304212121212441.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 144212121212403 - 2¹⁶ = 144212121146867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144212121212413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24035353535398 + ... + 24035353535403.

It is an arithmetic number, because the mean of its divisors is an integer number (48070707070802).

Almost surely, 2^{144212121212403} is an apocalyptic number.

144212121212403 is a deficient number, since it is larger than the sum of its proper divisors (48070707070805).

144212121212403 is an equidigital number, since it uses as much as digits as its factorization.

144212121212403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48070707070804.

The product of its (nonzero) digits is 6144, while the sum is 30.

Adding to 144212121212403 its reverse (304212121212441), we get a palindrome (448424242424844).

The spelling of 144212121212403 in words is "one hundred forty-four trillion, two hundred twelve billion, one hundred twenty-one million, two hundred twelve thousand, four hundred three".