21302323003132 has 6 divisors (see below), whose sum is σ = 37279065255488. Its totient is φ = 10651161501564.

The previous prime is 21302323003109. The next prime is 21302323003187. The reversal of 21302323003132 is 23130032320312.

It is a junction number, because it is equal to n+sod(n) for n = 21302323003097 and 21302323003106.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2662790375388 + ... + 2662790375395.

Almost surely, 2^{21302323003132} is an apocalyptic number.

It is an amenable number.

21302323003132 is a deficient number, since it is larger than the sum of its proper divisors (15976742252356).

21302323003132 is a wasteful number, since it uses less digits than its factorization.

21302323003132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5325580750787 (or 5325580750785 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 21302323003132 its reverse (23130032320312), we get a palindrome (44432355323444).

The spelling of 21302323003132 in words is "twenty-one trillion, three hundred two billion, three hundred twenty-three million, three thousand, one hundred thirty-two".