10440331100321 has 4 divisors (see below), whose sum is σ = 10458679661700. Its totient is φ = 10421982538944.

The previous prime is 10440331100257. The next prime is 10440331100359. The reversal of 10440331100321 is 12300113304401.

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 5348877319696 + 5091453780625 = 2312764^2 + 2256425^2 .

It is a cyclic number.

It is not a de Polignac number, because 10440331100321 - 2⁶ = 10440331100257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10440331102321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9174279836 + ... + 9174280973.

It is an arithmetic number, because the mean of its divisors is an integer number (2614669915425).

Almost surely, 2^{10440331100321} is an apocalyptic number.

It is an amenable number.

10440331100321 is a deficient number, since it is larger than the sum of its proper divisors (18348561379).

10440331100321 is an equidigital number, since it uses as much as digits as its factorization.

10440331100321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18348561378.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 10440331100321 its reverse (12300113304401), we get a palindrome (22740444404722).

The spelling of 10440331100321 in words is "ten trillion, four hundred forty billion, three hundred thirty-one million, one hundred thousand, three hundred twenty-one".