10244443332421 has 4 divisors (see below), whose sum is σ = 10248357910252. Its totient is φ = 10240528754592.

The previous prime is 10244443332401. The next prime is 10244443332467. The reversal of 10244443332421 is 12423334444201.

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 4455539964225 + 5788903368196 = 2110815^2 + 2406014^2 .

It is a cyclic number.

It is not a de Polignac number, because 10244443332421 - 2¹⁵ = 10244443299653 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10244443332401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1957284990 + ... + 1957290223.

It is an arithmetic number, because the mean of its divisors is an integer number (2562089477563).

Almost surely, 2^{10244443332421} is an apocalyptic number.

It is an amenable number.

10244443332421 is a deficient number, since it is larger than the sum of its proper divisors (3914577831).

10244443332421 is an equidigital number, since it uses as much as digits as its factorization.

10244443332421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914577830.

The product of its (nonzero) digits is 221184, while the sum is 37.

Adding to 10244443332421 its reverse (12423334444201), we get a palindrome (22667777776622).

The spelling of 10244443332421 in words is "ten trillion, two hundred forty-four billion, four hundred forty-three million, three hundred thirty-two thousand, four hundred twenty-one".