43212340501 has 20 divisors (see below), whose sum is σ = 47713059520. Its totient is φ = 39135393000.

The previous prime is 43212340481. The next prime is 43212340517. The reversal of 43212340501 is 10504321234.

It is not a de Polignac number, because 43212340501 - 2¹¹ = 43212338453 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 (43212340541) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3962266 + ... + 3973156.

It is an arithmetic number, because the mean of its divisors is an integer number (2385652976).

Almost surely, 2^43212340501 is an apocalyptic number.

It is an amenable number.

43212340501 is a deficient number, since it is larger than the sum of its proper divisors (4500719019).

43212340501 is an equidigital number, since it uses as much as digits as its factorization.

43212340501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11206 (or 11173 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 43212340501 its reverse (10504321234), we get a palindrome (53716661735).

The spelling of 43212340501 in words is "forty-three billion, two hundred twelve million, three hundred forty thousand, five hundred one".