43201421133 has 32 divisors (see below), whose sum is σ = 67549372800. Its totient is φ = 24317750016.

The previous prime is 43201421089. The next prime is 43201421183. The reversal of 43201421133 is 33112410234.

It is a happy number.

It is not a de Polignac number, because 43201421133 - 2¹² = 43201417037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43201421183) 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 31 ways as a sum of consecutive naturals, for example, 983710 + ... + 1026687.

It is an arithmetic number, because the mean of its divisors is an integer number (2110917900).

Almost surely, 2^43201421133 is an apocalyptic number.

It is an amenable number.

43201421133 is a deficient number, since it is larger than the sum of its proper divisors (24347951667).

43201421133 is a wasteful number, since it uses less digits than its factorization.

43201421133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010461.

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

Adding to 43201421133 its reverse (33112410234), we get a palindrome (76313831367).

The spelling of 43201421133 in words is "forty-three billion, two hundred one million, four hundred twenty-one thousand, one hundred thirty-three".