43633122133123 has 2 divisors, whose sum is σ = 43633122133124. Its totient is φ = 43633122133122.

The previous prime is 43633122133121. The next prime is 43633122133163. The reversal of 43633122133123 is 32133122133634.

43633122133123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43633122133123 - 2¹ = 43633122133121 is a prime.

Together with 43633122133121, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (43633122133121) 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 as a sum of consecutive naturals, namely, 21816561066561 + 21816561066562.

It is an arithmetic number, because the mean of its divisors is an integer number (21816561066562).

Almost surely, 2^{43633122133123} is an apocalyptic number.

43633122133123 is a deficient number, since it is larger than the sum of its proper divisors (1).

43633122133123 is an equidigital number, since it uses as much as digits as its factorization.

43633122133123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 139968, while the sum is 37.

Adding to 43633122133123 its reverse (32133122133634), we get a palindrome (75766244266757).

The spelling of 43633122133123 in words is "forty-three trillion, six hundred thirty-three billion, one hundred twenty-two million, one hundred thirty-three thousand, one hundred twenty-three".