24122011421 has 4 divisors (see below), whose sum is σ = 24127189152. Its totient is φ = 24116833692.

The previous prime is 24122011411. The next prime is 24122011429. The reversal of 24122011421 is 12411022142.

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 not a de Polignac number, because 24122011421 - 2⁶ = 24122011357 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 24122011393 and 24122011402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24122011429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2581871 + ... + 2591196.

It is an arithmetic number, because the mean of its divisors is an integer number (6031797288).

Almost surely, 2^24122011421 is an apocalyptic number.

It is an amenable number.

24122011421 is a deficient number, since it is larger than the sum of its proper divisors (5177731).

24122011421 is an equidigital number, since it uses as much as digits as its factorization.

24122011421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5177730.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 24122011421 its reverse (12411022142), we get a palindrome (36533033563).

The spelling of 24122011421 in words is "twenty-four billion, one hundred twenty-two million, eleven thousand, four hundred twenty-one".