42231223032 has 16 divisors (see below), whose sum is σ = 105578057640. Its totient is φ = 14077074336.

The previous prime is 42231223007. The next prime is 42231223033. The reversal of 42231223032 is 23032213224.

It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 1759634293 = 42231223032 / (4 + 2 + 2 + 3 + 1 + 2 + 2 + 3 + 0 + 3 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 42231222993 and 42231223011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42231223033) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 879817123 + ... + 879817170.

Almost surely, 2^42231223032 is an apocalyptic number.

It is an amenable number.

42231223032 is an abundant number, since it is smaller than the sum of its proper divisors (63346834608).

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

42231223032 is a wasteful number, since it uses less digits than its factorization.

42231223032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1759634302 (or 1759634298 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 42231223032 its reverse (23032213224), we get a palindrome (65263436256).

The spelling of 42231223032 in words is "forty-two billion, two hundred thirty-one million, two hundred twenty-three thousand, thirty-two".