321044223103 has 4 divisors (see below), whose sum is σ = 321210483048. Its totient is φ = 320877963160.

The previous prime is 321044223077. The next prime is 321044223113. The reversal of 321044223103 is 301322440123.

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 321044223103 - 2⁹ = 321044222591 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 (321044223113) 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, 83127076 + ... + 83130937.

It is an arithmetic number, because the mean of its divisors is an integer number (80302620762).

Almost surely, 2^321044223103 is an apocalyptic number.

321044223103 is a deficient number, since it is larger than the sum of its proper divisors (166259945).

321044223103 is a wasteful number, since it uses less digits than its factorization.

321044223103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166259944.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 321044223103 its reverse (301322440123), we get a palindrome (622366663226).

The spelling of 321044223103 in words is "three hundred twenty-one billion, forty-four million, two hundred twenty-three thousand, one hundred three".