21301034241 has 8 divisors (see below), whose sum is σ = 28405282464. Its totient is φ = 14198737760.

The previous prime is 21301034203. The next prime is 21301034243. The reversal of 21301034241 is 14243010312.

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 21301034241 - 2⁷ = 21301034113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (21301034243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462276 + ... + 506261.

It is an arithmetic number, because the mean of its divisors is an integer number (3550660308).

Almost surely, 2^21301034241 is an apocalyptic number.

It is an amenable number.

21301034241 is a deficient number, since it is larger than the sum of its proper divisors (7104248223).

21301034241 is an equidigital number, since it uses as much as digits as its factorization.

21301034241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 975871.

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

Adding to 21301034241 its reverse (14243010312), we get a palindrome (35544044553).

The spelling of 21301034241 in words is "twenty-one billion, three hundred one million, thirty-four thousand, two hundred forty-one".