21111013130003 has 8 divisors (see below), whose sum is σ = 21924384343488. Its totient is φ = 20312297253864.

The previous prime is 21111013129951. The next prime is 21111013130027. The reversal of 21111013130003 is 30003131011112.

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

It is a cyclic number.

It is not a de Polignac number, because 21111013130003 - 2²⁰ = 21111012081427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21111013130033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3663831401 + ... + 3663837162.

It is an arithmetic number, because the mean of its divisors is an integer number (2740548042936).

Almost surely, 2^{21111013130003} is an apocalyptic number.

21111013130003 is a deficient number, since it is larger than the sum of its proper divisors (813371213485).

21111013130003 is an equidigital number, since it uses as much as digits as its factorization.

21111013130003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7327668673.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 21111013130003 its reverse (30003131011112), we get a palindrome (51114144141115).

The spelling of 21111013130003 in words is "twenty-one trillion, one hundred eleven billion, thirteen million, one hundred thirty thousand, three".