43220431001 has 16 divisors (see below), whose sum is σ = 47417393088. Its totient is φ = 39068313600.

The previous prime is 43220430991. The next prime is 43220431019. The reversal of 43220431001 is 10013402234.

It is a cyclic number.

It is not a de Polignac number, because 43220431001 - 2¹⁸ = 43220168857 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (43220431021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5891906 + ... + 5899236.

It is an arithmetic number, because the mean of its divisors is an integer number (2963587068).

Almost surely, 2^43220431001 is an apocalyptic number.

It is an amenable number.

43220431001 is a deficient number, since it is larger than the sum of its proper divisors (4196962087).

43220431001 is a wasteful number, since it uses less digits than its factorization.

43220431001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10312.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 43220431001 its reverse (10013402234), we get a palindrome (53233833235).

The spelling of 43220431001 in words is "forty-three billion, two hundred twenty million, four hundred thirty-one thousand, one".