1022322112 has 56 divisors (see below), whose sum is σ = 2322722304. Its totient is φ = 437336832.

The previous prime is 1022322109. The next prime is 1022322121. The reversal of 1022322112 is 2112232201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 288093 + ... + 291619.

It is an arithmetic number, because the mean of its divisors is an integer number (41477184).

Almost surely, 2^1022322112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022322112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1161361152).

1022322112 is an abundant number, since it is smaller than the sum of its proper divisors (1300400192).

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

1022322112 is an equidigital number, since it uses as much as digits as its factorization.

1022322112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4193 (or 4183 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1022322112 is about 31973.7722516440. The cubic root of 1022322112 is about 1007.3860164506.

Adding to 1022322112 its reverse (2112232201), we get a palindrome (3134554313).

The spelling of 1022322112 in words is "one billion, twenty-two million, three hundred twenty-two thousand, one hundred twelve".