43120221133 has 8 divisors (see below), whose sum is σ = 48662318880. Its totient is φ = 37848469680.

The previous prime is 43120221127. The next prime is 43120221143. The reversal of 43120221133 is 33112202134.

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 43120221133 - 2¹⁷ = 43120090061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43120221103) 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 7 ways as a sum of consecutive naturals, for example, 67586235 + ... + 67586872.

It is an arithmetic number, because the mean of its divisors is an integer number (6082789860).

Almost surely, 2^43120221133 is an apocalyptic number.

It is an amenable number.

43120221133 is a deficient number, since it is larger than the sum of its proper divisors (5542097747).

43120221133 is a wasteful number, since it uses less digits than its factorization.

43120221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135173147.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 43120221133 its reverse (33112202134), we get a palindrome (76232423267).

The spelling of 43120221133 in words is "forty-three billion, one hundred twenty million, two hundred twenty-one thousand, one hundred thirty-three".