1322160112 has 160 divisors (see below), whose sum is σ = 3298538880. Its totient is φ = 499322880.

The previous prime is 1322160107. The next prime is 1322160127. The reversal of 1322160112 is 2110612231.

It is a self number, because there is not a number n which added to its sum of digits gives 1322160112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7304662 + ... + 7304842.

It is an arithmetic number, because the mean of its divisors is an integer number (20615868).

Almost surely, 2^1322160112 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 1322160112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1649269440).

1322160112 is an abundant number, since it is smaller than the sum of its proper divisors (1976378768).

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

1322160112 is a wasteful number, since it uses less digits than its factorization.

1322160112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1322160112 is about 36361.5196602122. The cubic root of 1322160112 is about 1097.5593579386.

Adding to 1322160112 its reverse (2110612231), we get a palindrome (3432772343).

The spelling of 1322160112 in words is "one billion, three hundred twenty-two million, one hundred sixty thousand, one hundred twelve".