243030101401 has 2 divisors, whose sum is σ = 243030101402. Its totient is φ = 243030101400.

The previous prime is 243030101393. The next prime is 243030101417. The reversal of 243030101401 is 104101030342.

243030101401 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141960154176 + 101069947225 = 376776^2 + 317915^2 .

It is a cyclic number.

It is not a de Polignac number, because 243030101401 - 2³ = 243030101393 is a prime.

It is not a weakly prime, because it can be changed into another prime (243030101201) 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, 121515050700 + 121515050701.

It is an arithmetic number, because the mean of its divisors is an integer number (121515050701).

Almost surely, 2^243030101401 is an apocalyptic number.

It is an amenable number.

243030101401 is a deficient number, since it is larger than the sum of its proper divisors (1).

243030101401 is an equidigital number, since it uses as much as digits as its factorization.

243030101401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 243030101401 its reverse (104101030342), we get a palindrome (347131131743).

The spelling of 243030101401 in words is "two hundred forty-three billion, thirty million, one hundred one thousand, four hundred one".