21301100203332 has 96 divisors (see below), whose sum is σ = 50242224824064. Its totient is φ = 7023653632000.

The previous prime is 21301100203307. The next prime is 21301100203333. The reversal of 21301100203332 is 23330200110312.

It is a junction number, because it is equal to n+sod(n) for n = 21301100203299 and 21301100203308.

It is not an unprimeable number, because it can be changed into a prime (21301100203333) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2695996582 + ... + 2696004482.

It is an arithmetic number, because the mean of its divisors is an integer number (523356508584).

Almost surely, 2^{21301100203332} is an apocalyptic number.

It is an amenable number.

21301100203332 is an abundant number, since it is smaller than the sum of its proper divisors (28941124620732).

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

21301100203332 is a wasteful number, since it uses less digits than its factorization.

21301100203332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13629 (or 13627 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 21301100203332 its reverse (23330200110312), we get a palindrome (44631300313644).

The spelling of 21301100203332 in words is "twenty-one trillion, three hundred one billion, one hundred million, two hundred three thousand, three hundred thirty-two".