21140241022103 has 12 divisors (see below), whose sum is σ = 24593272509312. Its totient is φ = 18119054489760.

The previous prime is 21140241022093. The next prime is 21140241022139. The reversal of 21140241022103 is 30122014204112.

It is not a de Polignac number, because 21140241022103 - 2⁶ = 21140241022039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21140241022903) 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 11 ways as a sum of consecutive naturals, for example, 12936503 + ... + 14478728.

It is an arithmetic number, because the mean of its divisors is an integer number (2049439375776).

Almost surely, 2^{21140241022103} is an apocalyptic number.

21140241022103 is a deficient number, since it is larger than the sum of its proper divisors (3453031487209).

21140241022103 is a wasteful number, since it uses less digits than its factorization.

21140241022103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27430982 (or 27430975 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 21140241022103 its reverse (30122014204112), we get a palindrome (51262255226215).

The spelling of 21140241022103 in words is "twenty-one trillion, one hundred forty billion, two hundred forty-one million, twenty-two thousand, one hundred three".