10443013421 has 4 divisors (see below), whose sum is σ = 10507081152. Its totient is φ = 10378945692.

The previous prime is 10443013391. The next prime is 10443013423. The reversal of 10443013421 is 12431034401.

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.

It is a cyclic number.

It is not a de Polignac number, because 10443013421 - 2¹⁰ = 10443012397 is a prime.

It is a super-2 number, since 2×10443013421² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10443013423) 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, 32033621 + ... + 32033946.

It is an arithmetic number, because the mean of its divisors is an integer number (2626770288).

Almost surely, 2^10443013421 is an apocalyptic number.

It is an amenable number.

10443013421 is a deficient number, since it is larger than the sum of its proper divisors (64067731).

10443013421 is an equidigital number, since it uses as much as digits as its factorization.

10443013421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64067730.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 10443013421 its reverse (12431034401), we get a palindrome (22874047822).

The spelling of 10443013421 in words is "ten billion, four hundred forty-three million, thirteen thousand, four hundred twenty-one".