21300101103 has 16 divisors (see below), whose sum is σ = 28492148736. Its totient is φ = 14154108480.

The previous prime is 21300101099. The next prime is 21300101143. The reversal of 21300101103 is 30110100312.

It is not a de Polignac number, because 21300101103 - 2² = 21300101099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21300101143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2186283 + ... + 2196003.

It is an arithmetic number, because the mean of its divisors is an integer number (1780759296).

Almost surely, 2^21300101103 is an apocalyptic number.

21300101103 is a deficient number, since it is larger than the sum of its proper divisors (7192047633).

21300101103 is a wasteful number, since it uses less digits than its factorization.

21300101103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12014.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 21300101103 its reverse (30110100312), we get a palindrome (51410201415).

The spelling of 21300101103 in words is "twenty-one billion, three hundred million, one hundred one thousand, one hundred three".