42231243424 has 48 divisors (see below), whose sum is σ = 83844573120. Its totient is φ = 20937646080.

The previous prime is 42231243421. The next prime is 42231243443. The reversal of 42231243424 is 42434213224.

It is a super-2 number, since 2×42231243424² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42231243421) 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, 6464992 + ... + 6471520.

It is an arithmetic number, because the mean of its divisors is an integer number (1746761940).

Almost surely, 2^42231243424 is an apocalyptic number.

It is an amenable number.

42231243424 is a deficient number, since it is larger than the sum of its proper divisors (41613329696).

42231243424 is a wasteful number, since it uses less digits than its factorization.

42231243424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8213 (or 8205 counting only the distinct ones).

The product of its digits is 36864, while the sum is 31.

Adding to 42231243424 its reverse (42434213224), we get a palindrome (84665456648).

The spelling of 42231243424 in words is "forty-two billion, two hundred thirty-one million, two hundred forty-three thousand, four hundred twenty-four".