320220032222 has 8 divisors (see below), whose sum is σ = 487499153736. Its totient is φ = 157720314312.

The previous prime is 320220032183. The next prime is 320220032227. The reversal of 320220032222 is 222230022023.

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

It is a junction number, because it is equal to n+sod(n) for n = 320220032194 and 320220032203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320220032227) 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, 1194850733 + ... + 1194851000.

It is an arithmetic number, because the mean of its divisors is an integer number (60937394217).

Almost surely, 2^320220032222 is an apocalyptic number.

320220032222 is a deficient number, since it is larger than the sum of its proper divisors (167279121514).

320220032222 is a wasteful number, since it uses less digits than its factorization.

320220032222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2389701802.

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 320220032222 its reverse (222230022023), we get a palindrome (542450054245).

The spelling of 320220032222 in words is "three hundred twenty billion, two hundred twenty million, thirty-two thousand, two hundred twenty-two".