21103313200003 has 8 divisors (see below), whose sum is σ = 22214988350720. Its totient is φ = 19991735494920.

The previous prime is 21103313200001. The next prime is 21103313200007. The reversal of 21103313200003 is 30000231330112.

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 21103313200003 - 2¹ = 21103313200001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21103313200001) 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, 23916663 + ... + 24783328.

It is an arithmetic number, because the mean of its divisors is an integer number (2776873543840).

Almost surely, 2^{21103313200003} is an apocalyptic number.

21103313200003 is a deficient number, since it is larger than the sum of its proper divisors (1111675150717).

21103313200003 is a wasteful number, since it uses less digits than its factorization.

21103313200003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48722817.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 21103313200003 its reverse (30000231330112), we get a palindrome (51103544530115).

The spelling of 21103313200003 in words is "twenty-one trillion, one hundred three billion, three hundred thirteen million, two hundred thousand, three".