43043432213131 has 8 divisors (see below), whose sum is σ = 49192572157664. Its totient is φ = 36894311818560.

The previous prime is 43043432213101. The next prime is 43043432213147. The reversal of 43043432213131 is 13131223434034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43043432213131 - 2⁹ = 43043432212619 is a prime.

It is a super-2 number, since 2×43043432213131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43043432213101) 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, 180871 + ... + 9280063.

It is an arithmetic number, because the mean of its divisors is an integer number (6149071519708).

Almost surely, 2^{43043432213131} is an apocalyptic number.

43043432213131 is a deficient number, since it is larger than the sum of its proper divisors (6149139944533).

43043432213131 is an equidigital number, since it uses as much as digits as its factorization.

43043432213131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9774981.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 43043432213131 its reverse (13131223434034), we get a palindrome (56174655647165).

The spelling of 43043432213131 in words is "forty-three trillion, forty-three billion, four hundred thirty-two million, two hundred thirteen thousand, one hundred thirty-one".