10344043221 has 4 divisors (see below), whose sum is σ = 13792057632. Its totient is φ = 6896028812.

The previous prime is 10344043153. The next prime is 10344043223. The reversal of 10344043221 is 12234044301.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 12234044301 = 3 ⋅4078014767.

It is a cyclic number.

It is not a de Polignac number, because 10344043221 - 2²³ = 10335654613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10344043191 and 10344043200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10344043223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1724007201 + ... + 1724007206.

It is an arithmetic number, because the mean of its divisors is an integer number (3448014408).

Almost surely, 2^10344043221 is an apocalyptic number.

It is an amenable number.

10344043221 is a deficient number, since it is larger than the sum of its proper divisors (3448014411).

10344043221 is an equidigital number, since it uses as much as digits as its factorization.

10344043221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3448014410.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 10344043221 its reverse (12234044301), we get a palindrome (22578087522).

The spelling of 10344043221 in words is "ten billion, three hundred forty-four million, forty-three thousand, two hundred twenty-one".