443044111213 has 16 divisors (see below), whose sum is σ = 500168701440. Its totient is φ = 388792958400.

The previous prime is 443044111207. The next prime is 443044111229. The reversal of 443044111213 is 312111440344.

It is a de Polignac number, because none of the positive numbers 2^k-443044111213 is a prime.

It is a super-2 number, since 2×443044111213² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (443044111283) 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 15 ways as a sum of consecutive naturals, for example, 1500958 + ... + 1771711.

It is an arithmetic number, because the mean of its divisors is an integer number (31260543840).

Almost surely, 2^443044111213 is an apocalyptic number.

It is an amenable number.

443044111213 is a deficient number, since it is larger than the sum of its proper divisors (57124590227).

443044111213 is a wasteful number, since it uses less digits than its factorization.

443044111213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3273108.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 443044111213 its reverse (312111440344), we get a palindrome (755155551557).

The spelling of 443044111213 in words is "four hundred forty-three billion, forty-four million, one hundred eleven thousand, two hundred thirteen".