21100300003232 has 24 divisors (see below), whose sum is σ = 41541468546816. Its totient is φ = 10550085769152.

The previous prime is 21100300003217. The next prime is 21100300003249. The reversal of 21100300003232 is 23230000300112.

It is a self number, because there is not a number n which added to its sum of digits gives 21100300003232.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3569183 + ... + 7412129.

It is an arithmetic number, because the mean of its divisors is an integer number (1730894522784).

Almost surely, 2^{21100300003232} is an apocalyptic number.

It is an amenable number.

21100300003232 is a deficient number, since it is larger than the sum of its proper divisors (20441168543584).

21100300003232 is a wasteful number, since it uses less digits than its factorization.

21100300003232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4014540 (or 4014532 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 21100300003232 its reverse (23230000300112), we get a palindrome (44330300303344).

The spelling of 21100300003232 in words is "twenty-one trillion, one hundred billion, three hundred million, three thousand, two hundred thirty-two".