21324102232 has 32 divisors (see below), whose sum is σ = 40176259200. Its totient is φ = 10610496000.

The previous prime is 21324102223. The next prime is 21324102281. The reversal of 21324102232 is 23220142312.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 3758694 + ... + 3764362.

It is an arithmetic number, because the mean of its divisors is an integer number (1255508100).

Almost surely, 2^21324102232 is an apocalyptic number.

It is an amenable number.

21324102232 is a deficient number, since it is larger than the sum of its proper divisors (18852156968).

21324102232 is a wasteful number, since it uses less digits than its factorization.

21324102232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7867 (or 7863 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 21324102232 its reverse (23220142312), we get a palindrome (44544244544).

The spelling of 21324102232 in words is "twenty-one billion, three hundred twenty-four million, one hundred two thousand, two hundred thirty-two".