110131321 has 4 divisors (see below), whose sum is σ = 116609652. Its totient is φ = 103652992.

The previous prime is 110131319. The next prime is 110131327. The reversal of 110131321 is 123131011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 73359225 + 36772096 = 8565^2 + 6064^2 .

It is a cyclic number.

It is not a de Polignac number, because 110131321 - 2¹ = 110131319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110131327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3239140 + ... + 3239173.

It is an arithmetic number, because the mean of its divisors is an integer number (29152413).

Almost surely, 2^110131321 is an apocalyptic number.

It is an amenable number.

110131321 is a deficient number, since it is larger than the sum of its proper divisors (6478331).

110131321 is an equidigital number, since it uses as much as digits as its factorization.

110131321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6478330.

The product of its (nonzero) digits is 18, while the sum is 13.

The square root of 110131321 is about 10494.3470973663. The cubic root of 110131321 is about 479.3325808039.

Adding to 110131321 its reverse (123131011), we get a palindrome (233262332).

The spelling of 110131321 in words is "one hundred ten million, one hundred thirty-one thousand, three hundred twenty-one".