43231310012620 has 24 divisors (see below), whose sum is σ = 90793917882864. Its totient is φ = 17290968413376.

The previous prime is 43231310012549. The next prime is 43231310012633. The reversal of 43231310012620 is 2621001313234.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96996582 + ... + 97441261.

It is an arithmetic number, because the mean of its divisors is an integer number (3783079911786).

Almost surely, 2^{43231310012620} is an apocalyptic number.

It is an amenable number.

43231310012620 is an abundant number, since it is smaller than the sum of its proper divisors (47562607870244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43231310012620 is a wasteful number, since it uses less digits than its factorization.

43231310012620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194448969 (or 194448967 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 43231310012620 its reverse (2621001313234), we get a palindrome (45852311325854).

The spelling of 43231310012620 in words is "forty-three trillion, two hundred thirty-one billion, three hundred ten million, twelve thousand, six hundred twenty".