43442122203443 has 4 divisors (see below), whose sum is σ = 43442143722768. Its totient is φ = 43442100684120.

The previous prime is 43442122203433. The next prime is 43442122203497. The reversal of 43442122203443 is 34430222124434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 43442122203443 - 2¹⁰ = 43442122202419 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43442122203397 and 43442122203406.

It is not an unprimeable number, because it can be changed into a prime (43442122203433) 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, 7377068 + ... + 11887193.

It is an arithmetic number, because the mean of its divisors is an integer number (10860535930692).

Almost surely, 2^{43442122203443} is an apocalyptic number.

43442122203443 is a deficient number, since it is larger than the sum of its proper divisors (21519325).

43442122203443 is a wasteful number, since it uses less digits than its factorization.

43442122203443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21519324.

The product of its (nonzero) digits is 442368, while the sum is 38.

Adding to 43442122203443 its reverse (34430222124434), we get a palindrome (77872344327877).

The spelling of 43442122203443 in words is "forty-three trillion, four hundred forty-two billion, one hundred twenty-two million, two hundred three thousand, four hundred forty-three".