42311321224 has 8 divisors (see below), whose sum is σ = 79333727310. Its totient is φ = 21155660608.

The previous prime is 42311321191. The next prime is 42311321287. The reversal of 42311321224 is 42212311324.

42311321224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 32605524900 + 9705796324 = 180570^2 + 98518^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2644457569 + ... + 2644457584.

Almost surely, 2^42311321224 is an apocalyptic number.

It is an amenable number.

42311321224 is a deficient number, since it is larger than the sum of its proper divisors (37022406086).

42311321224 is a wasteful number, since it uses less digits than its factorization.

42311321224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288915159 (or 5288915155 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

Adding to 42311321224 its reverse (42212311324), we get a palindrome (84523632548).

The spelling of 42311321224 in words is "forty-two billion, three hundred eleven million, three hundred twenty-one thousand, two hundred twenty-four".