322220120 has 16 divisors (see below), whose sum is σ = 724995360. Its totient is φ = 128888032.

The previous prime is 322220111. The next prime is 322220123. The reversal of 322220120 is 21022223.

It is a junction number, because it is equal to n+sod(n) for n = 322220095 and 322220104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322220123) 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, 4027712 + ... + 4027791.

It is an arithmetic number, because the mean of its divisors is an integer number (45312210).

Almost surely, 2^322220120 is an apocalyptic number.

It is an amenable number.

322220120 is an abundant number, since it is smaller than the sum of its proper divisors (402775240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

322220120 is a wasteful number, since it uses less digits than its factorization.

322220120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8055514 (or 8055510 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 322220120 is about 17950.4908010895. The cubic root of 322220120 is about 685.5685478142.

Adding to 322220120 its reverse (21022223), we get a palindrome (343242343).

The spelling of 322220120 in words is "three hundred twenty-two million, two hundred twenty thousand, one hundred twenty".