320122032221 has 8 divisors (see below), whose sum is σ = 336670623744. Its totient is φ = 303792627600.

The previous prime is 320122032203. The next prime is 320122032227. The reversal of 320122032221 is 122230221023.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 320122032221 - 2⁶ = 320122032157 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320122032193 and 320122032202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320122032227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54793730 + ... + 54799571.

It is an arithmetic number, because the mean of its divisors is an integer number (42083827968).

Almost surely, 2^320122032221 is an apocalyptic number.

It is an amenable number.

320122032221 is a deficient number, since it is larger than the sum of its proper divisors (16548591523).

320122032221 is a wasteful number, since it uses less digits than its factorization.

320122032221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109593451.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 320122032221 its reverse (122230221023), we get a palindrome (442352253244).

The spelling of 320122032221 in words is "three hundred twenty billion, one hundred twenty-two million, thirty-two thousand, two hundred twenty-one".