43420432201 has 16 divisors (see below), whose sum is σ = 44803630080. Its totient is φ = 42057299520.

The previous prime is 43420432189. The next prime is 43420432219. The reversal of 43420432201 is 10223402434.

It is a happy number.

It is not a de Polignac number, because 43420432201 - 2¹⁷ = 43420301129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43420412201) 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 15 ways as a sum of consecutive naturals, for example, 4816240 + ... + 4825246.

It is an arithmetic number, because the mean of its divisors is an integer number (2800226880).

Almost surely, 2^43420432201 is an apocalyptic number.

It is an amenable number.

43420432201 is a deficient number, since it is larger than the sum of its proper divisors (1383197879).

43420432201 is a wasteful number, since it uses less digits than its factorization.

43420432201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10104.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43420432201 its reverse (10223402434), we get a palindrome (53643834635).

The spelling of 43420432201 in words is "forty-three billion, four hundred twenty million, four hundred thirty-two thousand, two hundred one".