21310102000003 has 4 divisors (see below), whose sum is σ = 21418275106800. Its totient is φ = 21201928893208.

The previous prime is 21310102000001. The next prime is 21310102000063. The reversal of 21310102000003 is 30000020101312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 21310102000003 - 2¹ = 21310102000001 is a prime.

It is a super-2 number, since 2×21310102000003² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21310102000001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54086553103 + ... + 54086553496.

It is an arithmetic number, because the mean of its divisors is an integer number (5354568776700).

Almost surely, 2^{21310102000003} is an apocalyptic number.

21310102000003 is a deficient number, since it is larger than the sum of its proper divisors (108173106797).

21310102000003 is a wasteful number, since it uses less digits than its factorization.

21310102000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108173106796.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 21310102000003 its reverse (30000020101312), we get a palindrome (51310122101315).

The spelling of 21310102000003 in words is "twenty-one trillion, three hundred ten billion, one hundred two million, three", and thus it is an aban number.