31224240004332 has 24 divisors (see below), whose sum is σ = 73577912092272. Its totient is φ = 10305029704000.

The previous prime is 31224240004313. The next prime is 31224240004393. The reversal of 31224240004332 is 23340004242213.

31224240004332 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 31224240004332.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12881285919 + ... + 12881288342.

It is an arithmetic number, because the mean of its divisors is an integer number (3065746337178).

Almost surely, 2^{31224240004332} is an apocalyptic number.

It is an amenable number.

31224240004332 is an abundant number, since it is smaller than the sum of its proper divisors (42353672087940).

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

31224240004332 is a wasteful number, since it uses less digits than its factorization.

31224240004332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25762574369 (or 25762574367 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 31224240004332 its reverse (23340004242213), we get a palindrome (54564244246545).

The spelling of 31224240004332 in words is "thirty-one trillion, two hundred twenty-four billion, two hundred forty million, four thousand, three hundred thirty-two".