1320222022 has 16 divisors (see below), whose sum is σ = 2266318080. Its totient is φ = 565039368.

The previous prime is 1320221999. The next prime is 1320222031. The reversal of 1320222022 is 2202220231.

It is a junction number, because it is equal to n+sod(n) for n = 1320221987 and 1320222005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53458 + ... + 74149.

It is an arithmetic number, because the mean of its divisors is an integer number (141644880).

Almost surely, 2^1320222022 is an apocalyptic number.

1320222022 is a deficient number, since it is larger than the sum of its proper divisors (946096058).

1320222022 is a wasteful number, since it uses less digits than its factorization.

1320222022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128355.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1320222022 is about 36334.8595979123. The cubic root of 1320222022 is about 1097.0228094488.

Adding to 1320222022 its reverse (2202220231), we get a palindrome (3522442253).

It can be divided in two parts, 1 and 320222022, that added together give a palindrome (320222023).

The spelling of 1320222022 in words is "one billion, three hundred twenty million, two hundred twenty-two thousand, twenty-two".