1322220162 has 32 divisors (see below), whose sum is σ = 2666087424. Its totient is φ = 437144400.

The previous prime is 1322220161. The next prime is 1322220173. The reversal of 1322220162 is 2610222231.

It is not an unprimeable number, because it can be changed into a prime (1322220161) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 570987 + ... + 573297.

It is an arithmetic number, because the mean of its divisors is an integer number (83315232).

Almost surely, 2^1322220162 is an apocalyptic number.

1322220162 is an abundant number, since it is smaller than the sum of its proper divisors (1343867262).

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

1322220162 is a wasteful number, since it uses less digits than its factorization.

1322220162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3054.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 1322220162 is about 36362.3453864021. The cubic root of 1322220162 is about 1097.5759740406.

Adding to 1322220162 its reverse (2610222231), we get a palindrome (3932442393).

The spelling of 1322220162 in words is "one billion, three hundred twenty-two million, two hundred twenty thousand, one hundred sixty-two".