24020000211421 has 4 divisors (see below), whose sum is σ = 24020846401792. Its totient is φ = 24019154021052.

The previous prime is 24020000211377. The next prime is 24020000211433. The reversal of 24020000211421 is 12411200002042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-24020000211421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24020000211461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423052605 + ... + 423109378.

It is an arithmetic number, because the mean of its divisors is an integer number (6005211600448).

Almost surely, 2^{24020000211421} is an apocalyptic number.

It is an amenable number.

24020000211421 is a deficient number, since it is larger than the sum of its proper divisors (846190371).

24020000211421 is an equidigital number, since it uses as much as digits as its factorization.

24020000211421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 846190370.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 24020000211421 its reverse (12411200002042), we get a palindrome (36431200213463).

The spelling of 24020000211421 in words is "twenty-four trillion, twenty billion, two hundred eleven thousand, four hundred twenty-one".