2424432121 has 2 divisors, whose sum is σ = 2424432122. Its totient is φ = 2424432120.

The previous prime is 2424432107. The next prime is 2424432133. The reversal of 2424432121 is 1212344242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1750250896 + 674181225 = 41836^2 + 25965^2 .

It is a cyclic number.

It is not a de Polignac number, because 2424432121 - 2⁹ = 2424431609 is a prime.

It is a super-2 number, since 2×2424432121² = 11755742218673117282, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2424432181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1212216060 + 1212216061.

It is an arithmetic number, because the mean of its divisors is an integer number (1212216061).

Almost surely, 2^2424432121 is an apocalyptic number.

It is an amenable number.

2424432121 is a deficient number, since it is larger than the sum of its proper divisors (1).

2424432121 is an equidigital number, since it uses as much as digits as its factorization.

2424432121 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2424432121 is about 49238.5227337295. The cubic root of 2424432121 is about 1343.3938107495.

Adding to 2424432121 its reverse (1212344242), we get a palindrome (3636776363).

It can be divided in two parts, 24244 and 32121, that added together give a palindrome (56365).

The spelling of 2424432121 in words is "two billion, four hundred twenty-four million, four hundred thirty-two thousand, one hundred twenty-one".