43220431024 has 10 divisors (see below), whose sum is σ = 83739585140. Its totient is φ = 21610215504.

The previous prime is 43220431021. The next prime is 43220431081. The reversal of 43220431024 is 42013402234.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 43220431024.

It is not an unprimeable number, because it can be changed into a prime (43220431021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1350638454 + ... + 1350638485.

It is an arithmetic number, because the mean of its divisors is an integer number (8373958514).

Almost surely, 2^43220431024 is an apocalyptic number.

It is an amenable number.

43220431024 is a deficient number, since it is larger than the sum of its proper divisors (40519154116).

43220431024 is a wasteful number, since it uses less digits than its factorization.

43220431024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2701276947 (or 2701276941 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43220431024 its reverse (42013402234), we get a palindrome (85233833258).

The spelling of 43220431024 in words is "forty-three billion, two hundred twenty million, four hundred thirty-one thousand, twenty-four".