321223313201 has 4 divisors (see below), whose sum is σ = 367112357952. Its totient is φ = 275334268452.

The previous prime is 321223313183. The next prime is 321223313219. The reversal of 321223313201 is 102313322123.

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, and also an emirpimes, since its reverse is a distinct semiprime: 102313322123 = 2003 ⋅51080041.

It is an interprime number because it is at equal distance from previous prime (321223313183) and next prime (321223313219).

It is a cyclic number.

It is not a de Polignac number, because 321223313201 - 2³⁰ = 320149571377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321223313261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22944522365 + ... + 22944522378.

It is an arithmetic number, because the mean of its divisors is an integer number (91778089488).

Almost surely, 2^321223313201 is an apocalyptic number.

It is an amenable number.

321223313201 is a deficient number, since it is larger than the sum of its proper divisors (45889044751).

321223313201 is an equidigital number, since it uses as much as digits as its factorization.

321223313201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45889044750.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 321223313201 its reverse (102313322123), we get a palindrome (423536635324).

The spelling of 321223313201 in words is "three hundred twenty-one billion, two hundred twenty-three million, three hundred thirteen thousand, two hundred one".