1120223312 has 40 divisors (see below), whose sum is σ = 2355849216. Its totient is φ = 512942976.

The previous prime is 1120223309. The next prime is 1120223327. The reversal of 1120223312 is 2133220211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5213 + ... + 47619.

Almost surely, 2^1120223312 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 1120223312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1177924608).

1120223312 is an abundant number, since it is smaller than the sum of its proper divisors (1235625904).

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

1120223312 is a wasteful number, since it uses less digits than its factorization.

1120223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42555 (or 42549 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1120223312 is about 33469.7372562140. The cubic root of 1120223312 is about 1038.5678363932.

Adding to 1120223312 its reverse (2133220211), we get a palindrome (3253443523).

The spelling of 1120223312 in words is "one billion, one hundred twenty million, two hundred twenty-three thousand, three hundred twelve".