321220122233 has 8 divisors (see below), whose sum is σ = 335913310656. Its totient is φ = 306587525200.

The previous prime is 321220122221. The next prime is 321220122319. The reversal of 321220122233 is 332221022123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 321220122233 - 2⁴ = 321220122217 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 321220122199 and 321220122208.

It is not an unprimeable number, because it can be changed into a prime (321220122203) 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 7 ways as a sum of consecutive naturals, for example, 15137003 + ... + 15158208.

It is an arithmetic number, because the mean of its divisors is an integer number (41989163832).

Almost surely, 2^321220122233 is an apocalyptic number.

It is an amenable number.

321220122233 is a deficient number, since it is larger than the sum of its proper divisors (14693188423).

321220122233 is a wasteful number, since it uses less digits than its factorization.

321220122233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30295695.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 321220122233 its reverse (332221022123), we get a palindrome (653441144356).

The spelling of 321220122233 in words is "three hundred twenty-one billion, two hundred twenty million, one hundred twenty-two thousand, two hundred thirty-three".