144003203221 has 8 divisors (see below), whose sum is σ = 151919928000. Its totient is φ = 136120239360.

The previous prime is 144003203207. The next prime is 144003203231. The reversal of 144003203221 is 122302300441.

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

It is a cyclic number.

It is not a de Polignac number, because 144003203221 - 2¹³ = 144003195029 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 144003203192 and 144003203201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144003203231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8431465 + ... + 8448526.

It is an arithmetic number, because the mean of its divisors is an integer number (18989991000).

Almost surely, 2^144003203221 is an apocalyptic number.

It is an amenable number.

144003203221 is a deficient number, since it is larger than the sum of its proper divisors (7916724779).

144003203221 is a wasteful number, since it uses less digits than its factorization.

144003203221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16880459.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 144003203221 its reverse (122302300441), we get a palindrome (266305503662).

The spelling of 144003203221 in words is "one hundred forty-four billion, three million, two hundred three thousand, two hundred twenty-one".