21141404241443 has 8 divisors (see below), whose sum is σ = 21451077931200. Its totient is φ = 20832782076288.

The previous prime is 21141404241437. The next prime is 21141404241479. The reversal of 21141404241443 is 34414240414112.

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 21141404241443 - 2⁴ = 21141404241427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21141404241143) 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, 262840646 + ... + 262921067.

It is an arithmetic number, because the mean of its divisors is an integer number (2681384741400).

Almost surely, 2^{21141404241443} is an apocalyptic number.

21141404241443 is a deficient number, since it is larger than the sum of its proper divisors (309673689757).

21141404241443 is an equidigital number, since it uses as much as digits as its factorization.

21141404241443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525762301.

The product of its (nonzero) digits is 49152, while the sum is 35.

Adding to 21141404241443 its reverse (34414240414112), we get a palindrome (55555644655555).

The spelling of 21141404241443 in words is "twenty-one trillion, one hundred forty-one billion, four hundred four million, two hundred forty-one thousand, four hundred forty-three".