43145720201 has 8 divisors (see below), whose sum is σ = 45418591680. Its totient is φ = 40873053168.

The previous prime is 43145720159. The next prime is 43145720227. The reversal of 43145720201 is 10202754134.

43145720201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 43145720201 - 2¹⁴ = 43145703817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43145729201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585515 + ... + 655071.

It is an arithmetic number, because the mean of its divisors is an integer number (5677323960).

Almost surely, 2^43145720201 is an apocalyptic number.

It is an amenable number.

43145720201 is a deficient number, since it is larger than the sum of its proper divisors (2272871479).

43145720201 is a wasteful number, since it uses less digits than its factorization.

43145720201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102223.

The product of its (nonzero) digits is 6720, while the sum is 29.

The spelling of 43145720201 in words is "forty-three billion, one hundred forty-five million, seven hundred twenty thousand, two hundred one".