1322221322 has 8 divisors (see below), whose sum is σ = 1984853376. Its totient is φ = 660603532.

The previous prime is 1322221283. The next prime is 1322221337. The reversal of 1322221322 is 2231222231.

It is a happy number.

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 = 1322221294 and 1322221303.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 250298 + ... + 255525.

It is an arithmetic number, because the mean of its divisors is an integer number (248106672).

Almost surely, 2^1322221322 is an apocalyptic number.

1322221322 is a deficient number, since it is larger than the sum of its proper divisors (662632054).

1322221322 is a wasteful number, since it uses less digits than its factorization.

1322221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507132.

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

The square root of 1322221322 is about 36362.3613369649. The cubic root of 1322221322 is about 1097.5762950128.

Adding to 1322221322 its reverse (2231222231), we get a palindrome (3553443553).

Subtracting 1322221322 from its reverse (2231222231), we obtain a palindrome (909000909).

The spelling of 1322221322 in words is "one billion, three hundred twenty-two million, two hundred twenty-one thousand, three hundred twenty-two".