21100001132303 has 8 divisors (see below), whose sum is σ = 21164571941760. Its totient is φ = 21035528382240.

The previous prime is 21100001132279. The next prime is 21100001132311. The reversal of 21100001132303 is 30323110000112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21100001132303 is a prime.

It is a super-2 number, since 2×21100001132303² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21100001138303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24083828 + ... + 24944553.

It is an arithmetic number, because the mean of its divisors is an integer number (2645571492720).

Almost surely, 2^{21100001132303} is an apocalyptic number.

21100001132303 is a deficient number, since it is larger than the sum of its proper divisors (64570809457).

21100001132303 is an equidigital number, since it uses as much as digits as its factorization.

21100001132303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49029697.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 21100001132303 its reverse (30323110000112), we get a palindrome (51423111132415).

The spelling of 21100001132303 in words is "twenty-one trillion, one hundred billion, one million, one hundred thirty-two thousand, three hundred three".