24132042421 has 2 divisors, whose sum is σ = 24132042422. Its totient is φ = 24132042420.

The previous prime is 24132042371. The next prime is 24132042437. The reversal of 24132042421 is 12424023142.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15998708196 + 8133334225 = 126486^2 + 90185^2 .

It is a cyclic number.

It is not a de Polignac number, because 24132042421 - 2⁷ = 24132042293 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24132043421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12066021210 + 12066021211.

It is an arithmetic number, because the mean of its divisors is an integer number (12066021211).

Almost surely, 2^24132042421 is an apocalyptic number.

It is an amenable number.

24132042421 is a deficient number, since it is larger than the sum of its proper divisors (1).

24132042421 is an equidigital number, since it uses as much as digits as its factorization.

24132042421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 24132042421 its reverse (12424023142), we get a palindrome (36556065563).

The spelling of 24132042421 in words is "twenty-four billion, one hundred thirty-two million, forty-two thousand, four hundred twenty-one".