321120200223223 has 4 divisors (see below), whose sum is σ = 331478916359488. Its totient is φ = 310761484086960.

The previous prime is 321120200223211. The next prime is 321120200223233. The reversal of 321120200223223 is 322322002021123.

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 321120200223223 - 2⁵ = 321120200223191 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 (321120200223233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5179358068086 + ... + 5179358068147.

It is an arithmetic number, because the mean of its divisors is an integer number (82869729089872).

Almost surely, 2^{321120200223223} is an apocalyptic number.

321120200223223 is a deficient number, since it is larger than the sum of its proper divisors (10358716136265).

321120200223223 is a wasteful number, since it uses less digits than its factorization.

321120200223223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10358716136264.

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

Adding to 321120200223223 its reverse (322322002021123), we get a palindrome (643442202244346).

The spelling of 321120200223223 in words is "three hundred twenty-one trillion, one hundred twenty billion, two hundred million, two hundred twenty-three thousand, two hundred twenty-three".