43044003120121 has 8 divisors (see below), whose sum is σ = 45585861839424. Its totient is φ = 40558009427760.

The previous prime is 43044003120101. The next prime is 43044003120127. The reversal of 43044003120121 is 12102130044034.

43044003120121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 43044003120121 - 2¹³ = 43044003111929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43044003120127) 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 7 ways as a sum of consecutive naturals, for example, 13966255150 + ... + 13966258231.

It is an arithmetic number, because the mean of its divisors is an integer number (5698232729928).

Almost surely, 2^{43044003120121} is an apocalyptic number.

It is an amenable number.

43044003120121 is a deficient number, since it is larger than the sum of its proper divisors (2541858719303).

43044003120121 is a wasteful number, since it uses less digits than its factorization.

43044003120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27932513471.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43044003120121 its reverse (12102130044034), we get a palindrome (55146133164155).

The spelling of 43044003120121 in words is "forty-three trillion, forty-four billion, three million, one hundred twenty thousand, one hundred twenty-one".