322212202220 has 12 divisors (see below), whose sum is σ = 676645624704. Its totient is φ = 128884880880.

The previous prime is 322212202199. The next prime is 322212202243. The reversal of 322212202220 is 22202212223.

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 16110610111 = 322212202220 / (3 + 2 + 2 + 2 + 1 + 2 + 2 + 0 + 2 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 322212202192 and 322212202201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8055305036 + ... + 8055305075.

It is an arithmetic number, because the mean of its divisors is an integer number (56387135392).

Almost surely, 2^322212202220 is an apocalyptic number.

It is an amenable number.

322212202220 is an abundant number, since it is smaller than the sum of its proper divisors (354433422484).

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

322212202220 is a wasteful number, since it uses less digits than its factorization.

322212202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16110610120 (or 16110610118 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 322212202220 its reverse (22202212223), we get a palindrome (344414414443).

The spelling of 322212202220 in words is "three hundred twenty-two billion, two hundred twelve million, two hundred two thousand, two hundred twenty".