10443021121 has 8 divisors (see below), whose sum is σ = 11261119464. Its totient is φ = 9627035520.

The previous prime is 10443021109. The next prime is 10443021143. The reversal of 10443021121 is 12112034401.

It can be written as a sum of positive squares in 4 ways, for example, as 1688799025 + 8754222096 = 41095^2 + 93564^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10443021121 - 2¹³ = 10443012929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10443025121) 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 7 ways as a sum of consecutive naturals, for example, 517906 + ... + 537691.

It is an arithmetic number, because the mean of its divisors is an integer number (1407639933).

Almost surely, 2^10443021121 is an apocalyptic number.

It is an amenable number.

10443021121 is a deficient number, since it is larger than the sum of its proper divisors (818098343).

10443021121 is a wasteful number, since it uses less digits than its factorization.

10443021121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1056371.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 10443021121 its reverse (12112034401), we get a palindrome (22555055522).

The spelling of 10443021121 in words is "ten billion, four hundred forty-three million, twenty-one thousand, one hundred twenty-one".