1120321331 has 4 divisors (see below), whose sum is σ = 1127194632.
Its totient is φ = 1113448032.
The previous prime is 1120321327. The next prime is 1120321361. The reversal of 1120321331 is 1331230211.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1120321331 - 22 = 1120321327 is a prime.
It is a super-2 number, since 2×11203213312 = 2510239769387223122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1120321361) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 3436406 + ... + 3436731.
It is an arithmetic number, because the mean of its divisors is an integer number (281798658).
Almost surely, 21120321331 is an apocalyptic number.
1120321331 is a deficient number, since it is larger than the sum of its proper divisors (6873301).
1120321331 is an equidigital number, since it uses as much as digits as its factorization.
1120321331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6873300.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 1120321331 is about 33471.2015171251.
The cubic root of 1120321331 is about 1038.5981269048.
Adding to 1120321331 its reverse (1331230211), we get a palindrome (2451551542).
The spelling of 1120321331 in words is "one billion, one hundred twenty million, three hundred twenty-one thousand, three hundred thirty-one".