21141303041223 has 16 divisors (see below), whose sum is σ = 32048831485440. Its totient is φ = 13766429886552.

The previous prime is 21141303041189. The next prime is 21141303041323. The reversal of 21141303041223 is 32214030314112.

21141303041223 is a `hidden beast` number, since 2 + 1 + 1 + 4 + 130 + 304 + 1 + 223 = 666.

It is not a de Polignac number, because 21141303041223 - 2¹⁰ = 21141303040199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21141303041323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9104780511 + ... + 9104782832.

It is an arithmetic number, because the mean of its divisors is an integer number (2003051967840).

Almost surely, 2^{21141303041223} is an apocalyptic number.

21141303041223 is a deficient number, since it is larger than the sum of its proper divisors (10907528444217).

21141303041223 is a wasteful number, since it uses less digits than its factorization.

21141303041223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18209563395 (or 18209563389 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 21141303041223 its reverse (32214030314112), we get a palindrome (53355333355335).

The spelling of 21141303041223 in words is "twenty-one trillion, one hundred forty-one billion, three hundred three million, forty-one thousand, two hundred twenty-three".