21341234424241 has 16 divisors (see below), whose sum is σ = 22404336353280. Its totient is φ = 20301590028240.

The previous prime is 21341234424199. The next prime is 21341234424247. The reversal of 21341234424241 is 14242443214312.

It is a cyclic number.

It is not a de Polignac number, because 21341234424241 - 2¹³ = 21341234416049 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21341234424241.

It is not an unprimeable number, because it can be changed into a prime (21341234424247) 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, 32278320 + ... + 32932846.

It is an arithmetic number, because the mean of its divisors is an integer number (1400271022080).

Almost surely, 2^{21341234424241} is an apocalyptic number.

It is an amenable number.

21341234424241 is a deficient number, since it is larger than the sum of its proper divisors (1063101929039).

21341234424241 is a wasteful number, since it uses less digits than its factorization.

21341234424241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672444.

The product of its digits is 147456, while the sum is 37.

Adding to 21341234424241 its reverse (14242443214312), we get a palindrome (35583677638553).

The spelling of 21341234424241 in words is "twenty-one trillion, three hundred forty-one billion, two hundred thirty-four million, four hundred twenty-four thousand, two hundred forty-one".