43201421143 has 16 divisors (see below), whose sum is σ = 44497908000. Its totient is φ = 41926204800.

The previous prime is 43201421089. The next prime is 43201421183. The reversal of 43201421143 is 34112410234.

43201421143 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 43201421143 - 2¹³ = 43201412951 is a prime.

It is a Duffinian number.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2069305 + ... + 2090077.

It is an arithmetic number, because the mean of its divisors is an integer number (2781119250).

Almost surely, 2^43201421143 is an apocalyptic number.

43201421143 is a deficient number, since it is larger than the sum of its proper divisors (1296486857).

43201421143 is a wasteful number, since it uses less digits than its factorization.

43201421143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21282.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 43201421143 its reverse (34112410234), we get a palindrome (77313831377).

The spelling of 43201421143 in words is "forty-three billion, two hundred one million, four hundred twenty-one thousand, one hundred forty-three".