300120000421 has 2 divisors, whose sum is σ = 300120000422. Its totient is φ = 300120000420.

The previous prime is 300120000371. The next prime is 300120000487. The reversal of 300120000421 is 124000021003.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191690730625 + 108429269796 = 437825^2 + 329286^2 .

It is a cyclic number.

It is not a de Polignac number, because 300120000421 - 2¹⁷ = 300119869349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (300120000491) 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, 150060000210 + 150060000211.

It is an arithmetic number, because the mean of its divisors is an integer number (150060000211).

Almost surely, 2^300120000421 is an apocalyptic number.

It is an amenable number.

300120000421 is a deficient number, since it is larger than the sum of its proper divisors (1).

300120000421 is an equidigital number, since it uses as much as digits as its factorization.

300120000421 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 300120000421 its reverse (124000021003), we get a palindrome (424120021424).

The spelling of 300120000421 in words is "three hundred billion, one hundred twenty million, four hundred twenty-one", and thus it is an aban number.