144520230510123 has 64 divisors (see below), whose sum is σ = 214986695616000. Its totient is φ = 85742928101376.

The previous prime is 144520230510107. The next prime is 144520230510163. The reversal of 144520230510123 is 321015032025441.

It is not a de Polignac number, because 144520230510123 - 2⁴ = 144520230510107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (144520230510163) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7795461388 + ... + 7795479926.

It is an arithmetic number, because the mean of its divisors is an integer number (3359167119000).

Almost surely, 2^{144520230510123} is an apocalyptic number.

144520230510123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

144520230510123 is a deficient number, since it is larger than the sum of its proper divisors (70466465105877).

144520230510123 is a wasteful number, since it uses less digits than its factorization.

144520230510123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28316.

The product of its (nonzero) digits is 28800, while the sum is 33.

Adding to 144520230510123 its reverse (321015032025441), we get a palindrome (465535262535564).

The spelling of 144520230510123 in words is "one hundred forty-four trillion, five hundred twenty billion, two hundred thirty million, five hundred ten thousand, one hundred twenty-three".