321324142151103 has 32 divisors (see below), whose sum is σ = 535945437629952. Its totient is φ = 166711138416000.

The previous prime is 321324142151081. The next prime is 321324142151237. The reversal of 321324142151103 is 301151241423123.

It is not a de Polignac number, because 321324142151103 - 2⁵ = 321324142151071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321324142151603) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9647618673 + ... + 9647651978.

It is an arithmetic number, because the mean of its divisors is an integer number (16748294925936).

Almost surely, 2^{321324142151103} is an apocalyptic number.

321324142151103 is a deficient number, since it is larger than the sum of its proper divisors (214621295478849).

321324142151103 is a wasteful number, since it uses less digits than its factorization.

321324142151103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19295270735.

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 321324142151103 its reverse (301151241423123), we get a palindrome (622475383574226).

The spelling of 321324142151103 in words is "three hundred twenty-one trillion, three hundred twenty-four billion, one hundred forty-two million, one hundred fifty-one thousand, one hundred three".