24013202420421 has 24 divisors (see below), whose sum is σ = 35988850279200. Its totient is φ = 16000587443952.

The previous prime is 24013202420419. The next prime is 24013202420443. The reversal of 24013202420421 is 12402420231042.

It is a happy number.

24013202420421 is a `hidden beast` number, since 2 + 4 + 0 + 13 + 202 + 4 + 20 + 421 = 666.

It is not a de Polignac number, because 24013202420421 - 2¹ = 24013202420419 is a prime.

It is a super-2 number, since 2×24013202420421² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24013202420021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24877795 + ... + 25825008.

It is an arithmetic number, because the mean of its divisors is an integer number (1499535428300).

Almost surely, 2^{24013202420421} is an apocalyptic number.

It is an amenable number.

24013202420421 is a deficient number, since it is larger than the sum of its proper divisors (11975647858779).

24013202420421 is an equidigital number, since it uses as much as digits as its factorization.

24013202420421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50704767 (or 50704755 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 24013202420421 its reverse (12402420231042), we get a palindrome (36415622651463).

The spelling of 24013202420421 in words is "twenty-four trillion, thirteen billion, two hundred two million, four hundred twenty thousand, four hundred twenty-one".