1120322321 has 8 divisors (see below), whose sum is σ = 1208606184. Its totient is φ = 1034525440.

The previous prime is 1120322317. The next prime is 1120322351. The reversal of 1120322321 is 1232230211.

It can be written as a sum of positive squares in 4 ways, for example, as 828288400 + 292033921 = 28780^2 + 17089^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1120322321 - 2² = 1120322317 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120322321.

It is not an unprimeable number, because it can be changed into a prime (1120322351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620810 + ... + 622611.

It is an arithmetic number, because the mean of its divisors is an integer number (151075773).

Almost surely, 2^1120322321 is an apocalyptic number.

It is an amenable number.

1120322321 is a deficient number, since it is larger than the sum of its proper divisors (88283863).

1120322321 is a wasteful number, since it uses less digits than its factorization.

1120322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243491.

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

The square root of 1120322321 is about 33471.2163059546. The cubic root of 1120322321 is about 1038.5984328325.

Adding to 1120322321 its reverse (1232230211), we get a palindrome (2352552532).

The spelling of 1120322321 in words is "one billion, one hundred twenty million, three hundred twenty-two thousand, three hundred twenty-one".