1113422321 has 8 divisors (see below), whose sum is σ = 1214911488. Its totient is φ = 1011978000.

The previous prime is 1113422309. The next prime is 1113422333. The reversal of 1113422321 is 1232243111.

It is an interprime number because it is at equal distance from previous prime (1113422309) and next prime (1113422333).

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

It is a de Polignac number, because none of the positive numbers 2^k-1113422321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1113422293 and 1113422302.

It is not an unprimeable number, because it can be changed into a prime (1113422351) 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 7 ways as a sum of consecutive naturals, for example, 60911 + ... + 77051.

It is an arithmetic number, because the mean of its divisors is an integer number (151863936).

Almost surely, 2^1113422321 is an apocalyptic number.

1113422321 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1113422321 is a deficient number, since it is larger than the sum of its proper divisors (101489167).

1113422321 is a wasteful number, since it uses less digits than its factorization.

1113422321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22423.

The product of its digits is 288, while the sum is 20.

The square root of 1113422321 is about 33367.9834721848. The cubic root of 1113422321 is about 1036.4618179391.

Adding to 1113422321 its reverse (1232243111), we get a palindrome (2345665432).

The spelling of 1113422321 in words is "one billion, one hundred thirteen million, four hundred twenty-two thousand, three hundred twenty-one".