120024342421 has 2 divisors, whose sum is σ = 120024342422. Its totient is φ = 120024342420.

The previous prime is 120024342409. The next prime is 120024342469. The reversal of 120024342421 is 124243420021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 79507080900 + 40517261521 = 281970^2 + 201289^2 .

It is a cyclic number.

It is not a de Polignac number, because 120024342421 - 2²¹ = 120022245269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120024342481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60012171210 + 60012171211.

It is an arithmetic number, because the mean of its divisors is an integer number (60012171211).

Almost surely, 2^120024342421 is an apocalyptic number.

It is an amenable number.

120024342421 is a deficient number, since it is larger than the sum of its proper divisors (1).

120024342421 is an equidigital number, since it uses as much as digits as its factorization.

120024342421 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 120024342421 its reverse (124243420021), we get a palindrome (244267762442).

The spelling of 120024342421 in words is "one hundred twenty billion, twenty-four million, three hundred forty-two thousand, four hundred twenty-one".