1322223112 has 32 divisors (see below), whose sum is σ = 2834640000. Its totient is φ = 566406144.

The previous prime is 1322223101. The next prime is 1322223113. The reversal of 1322223112 is 2113222231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322223112.

It is not an unprimeable number, because it can be changed into a prime (1322223113) 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, 164008 + ... + 171880.

It is an arithmetic number, because the mean of its divisors is an integer number (88582500).

Almost surely, 2^1322223112 is an apocalyptic number.

It is an amenable number.

1322223112 is an abundant number, since it is smaller than the sum of its proper divisors (1512416888).

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

1322223112 is a wasteful number, since it uses less digits than its factorization.

1322223112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10885 (or 10881 counting only the distinct ones).

The product of its digits is 288, while the sum is 19.

The square root of 1322223112 is about 36362.3859503196. The cubic root of 1322223112 is about 1097.5767903057.

Adding to 1322223112 its reverse (2113222231), we get a palindrome (3435445343).

The spelling of 1322223112 in words is "one billion, three hundred twenty-two million, two hundred twenty-three thousand, one hundred twelve".