1322320222 has 16 divisors (see below), whose sum is σ = 1997636112. Its totient is φ = 656449920.

The previous prime is 1322320217. The next prime is 1322320229. The reversal of 1322320222 is 2220232231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322320222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322320229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610822 + ... + 612982.

It is an arithmetic number, because the mean of its divisors is an integer number (124852257).

Almost surely, 2^1322320222 is an apocalyptic number.

1322320222 is a deficient number, since it is larger than the sum of its proper divisors (675315890).

1322320222 is a wasteful number, since it uses less digits than its factorization.

1322320222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4203.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 1322320222 is about 36363.7212342191. The cubic root of 1322320222 is about 1097.6036599699.

Adding to 1322320222 its reverse (2220232231), we get a palindrome (3542552453).

The spelling of 1322320222 in words is "one billion, three hundred twenty-two million, three hundred twenty thousand, two hundred twenty-two".