21143140002003 has 4 divisors (see below), whose sum is σ = 28190853336008. Its totient is φ = 14095426668000.

The previous prime is 21143140001999. The next prime is 21143140002041. The reversal of 21143140002003 is 30020004134112.

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

It is not a de Polignac number, because 21143140002003 - 2² = 21143140001999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21143140004003) 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 3 ways as a sum of consecutive naturals, for example, 3523856666998 + ... + 3523856667003.

It is an arithmetic number, because the mean of its divisors is an integer number (7047713334002).

Almost surely, 2^{21143140002003} is an apocalyptic number.

21143140002003 is a deficient number, since it is larger than the sum of its proper divisors (7047713334005).

21143140002003 is an equidigital number, since it uses as much as digits as its factorization.

21143140002003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7047713334004.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 21143140002003 its reverse (30020004134112), we get a palindrome (51163144136115).

The spelling of 21143140002003 in words is "twenty-one trillion, one hundred forty-three billion, one hundred forty million, two thousand, three".