21143314041 has 8 divisors (see below), whose sum is σ = 28240459104. Its totient is φ = 14070855840.

The previous prime is 21143314007. The next prime is 21143314063. The reversal of 21143314041 is 14041334112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 21143314041 - 2⁶ = 21143313977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21143314081) 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, 6169716 + ... + 6173141.

It is an arithmetic number, because the mean of its divisors is an integer number (3530057388).

Almost surely, 2^21143314041 is an apocalyptic number.

It is an amenable number.

21143314041 is a deficient number, since it is larger than the sum of its proper divisors (7097145063).

21143314041 is a wasteful number, since it uses less digits than its factorization.

21143314041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12343431.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 21143314041 its reverse (14041334112), we get a palindrome (35184648153).

The spelling of 21143314041 in words is "twenty-one billion, one hundred forty-three million, three hundred fourteen thousand, forty-one".