43341203121 has 4 divisors (see below), whose sum is σ = 57788270832. Its totient is φ = 28894135412.

The previous prime is 43341203077. The next prime is 43341203159. The reversal of 43341203121 is 12130214334.

It is a happy number.

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 43341203121 - 2¹³ = 43341194929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43341203091 and 43341203100.

It is not an unprimeable number, because it can be changed into a prime (43341204121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7223533851 + ... + 7223533856.

It is an arithmetic number, because the mean of its divisors is an integer number (14447067708).

Almost surely, 2^43341203121 is an apocalyptic number.

It is an amenable number.

43341203121 is a deficient number, since it is larger than the sum of its proper divisors (14447067711).

43341203121 is a wasteful number, since it uses less digits than its factorization.

43341203121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14447067710.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 43341203121 its reverse (12130214334), we get a palindrome (55471417455).

The spelling of 43341203121 in words is "forty-three billion, three hundred forty-one million, two hundred three thousand, one hundred twenty-one".