21303242224032 has 96 divisors (see below), whose sum is σ = 58953930440832. Its totient is φ = 6722313928704.

The previous prime is 21303242224007. The next prime is 21303242224111. The reversal of 21303242224032 is 23042224230312.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49518853 + ... + 49947204.

It is an arithmetic number, because the mean of its divisors is an integer number (614103442092).

Almost surely, 2^{21303242224032} is an apocalyptic number.

It is an amenable number.

21303242224032 is an abundant number, since it is smaller than the sum of its proper divisors (37650688216800).

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

21303242224032 is a wasteful number, since it uses less digits than its factorization.

21303242224032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99466190 (or 99466182 counting only the distinct ones).

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

Adding to 21303242224032 its reverse (23042224230312), we get a palindrome (44345466454344).

The spelling of 21303242224032 in words is "twenty-one trillion, three hundred three billion, two hundred forty-two million, two hundred twenty-four thousand, thirty-two".