321224034420103 has 4 divisors (see below), whose sum is σ = 321530253710400. Its totient is φ = 320917815129808.

The previous prime is 321224034420083. The next prime is 321224034420173. The reversal of 321224034420103 is 301024430422123.

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

It is a cyclic number.

It is not a de Polignac number, because 321224034420103 - 2⁹ = 321224034419591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (321224034420173) 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, 153109643575 + ... + 153109645672.

It is an arithmetic number, because the mean of its divisors is an integer number (80382563427600).

Almost surely, 2^{321224034420103} is an apocalyptic number.

321224034420103 is a deficient number, since it is larger than the sum of its proper divisors (306219290297).

321224034420103 is a wasteful number, since it uses less digits than its factorization.

321224034420103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306219290296.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 321224034420103 its reverse (301024430422123), we get a palindrome (622248464842226).

The spelling of 321224034420103 in words is "three hundred twenty-one trillion, two hundred twenty-four billion, thirty-four million, four hundred twenty thousand, one hundred three".