1320022221322 has 16 divisors (see below), whose sum is σ = 2262950945280. Its totient is φ = 565709881968.

The previous prime is 1320022221317. The next prime is 1320022221341. The reversal of 1320022221322 is 2231222200231.

It is a junction number, because it is equal to n+sod(n) for n = 1320022221293 and 1320022221302.

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 7 ways as a sum of consecutive naturals, for example, 560922 + ... + 1718917.

It is an arithmetic number, because the mean of its divisors is an integer number (141434434080).

Almost surely, 2^{1320022221322} is an apocalyptic number.

1320022221322 is a deficient number, since it is larger than the sum of its proper divisors (942928723958).

1320022221322 is a wasteful number, since it uses less digits than its factorization.

1320022221322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321205.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 1320022221322 its reverse (2231222200231), we get a palindrome (3551244421553).

The spelling of 1320022221322 in words is "one trillion, three hundred twenty billion, twenty-two million, two hundred twenty-one thousand, three hundred twenty-two".