21344240301 has 8 divisors (see below), whose sum is σ = 28483674240. Its totient is φ = 14217149952.

The previous prime is 21344240287. The next prime is 21344240329. The reversal of 21344240301 is 10304244312.

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

It is not a de Polignac number, because 21344240301 - 2²¹ = 21342143149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21344241301) 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, 3081861 + ... + 3088778.

It is an arithmetic number, because the mean of its divisors is an integer number (3560459280).

Almost surely, 2^21344240301 is an apocalyptic number.

It is an amenable number.

21344240301 is a deficient number, since it is larger than the sum of its proper divisors (7139433939).

21344240301 is a wasteful number, since it uses less digits than its factorization.

21344240301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6171795.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 21344240301 its reverse (10304244312), we get a palindrome (31648484613).

The spelling of 21344240301 in words is "twenty-one billion, three hundred forty-four million, two hundred forty thousand, three hundred one".