1122322032 has 120 divisors (see below), whose sum is σ = 3425822400. Its totient is φ = 340913664.

The previous prime is 1122322027. The next prime is 1122322043. The reversal of 1122322032 is 2302232211.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1122321996 and 1122322014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144094 + ... + 151682.

It is an arithmetic number, because the mean of its divisors is an integer number (28548520).

Almost surely, 2^1122322032 is an apocalyptic number.

1122322032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122322032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1712911200).

1122322032 is an abundant number, since it is smaller than the sum of its proper divisors (2303500368).

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

1122322032 is a wasteful number, since it uses less digits than its factorization.

1122322032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7695 (or 7686 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1122322032 is about 33501.0750872267. The cubic root of 1122322032 is about 1039.2160117149.

Adding to 1122322032 its reverse (2302232211), we get a palindrome (3424554243).

The spelling of 1122322032 in words is "one billion, one hundred twenty-two million, three hundred twenty-two thousand, thirty-two".