144220303313 has 4 divisors (see below), whose sum is σ = 144227716080. Its totient is φ = 144212890548.

The previous prime is 144220303259. The next prime is 144220303399. The reversal of 144220303313 is 313303022441.

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 144220303313 - 2¹² = 144220299217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144220303613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3677123 + ... + 3716136.

It is an arithmetic number, because the mean of its divisors is an integer number (36056929020).

Almost surely, 2^144220303313 is an apocalyptic number.

It is an amenable number.

144220303313 is a deficient number, since it is larger than the sum of its proper divisors (7412767).

144220303313 is an equidigital number, since it uses as much as digits as its factorization.

144220303313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7412766.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 144220303313 its reverse (313303022441), we get a palindrome (457523325754).

The spelling of 144220303313 in words is "one hundred forty-four billion, two hundred twenty million, three hundred three thousand, three hundred thirteen".