340412221230401 has 2 divisors, whose sum is σ = 340412221230402. Its totient is φ = 340412221230400.

The previous prime is 340412221230329. The next prime is 340412221230449. The reversal of 340412221230401 is 104032122214043.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 232168485029776 + 108243736200625 = 15237076^2 + 10404025^2 .

It is a cyclic number.

It is not a de Polignac number, because 340412221230401 - 2¹⁴ = 340412221214017 is a prime.

It is not a weakly prime, because it can be changed into another prime (340412221239401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170206110615200 + 170206110615201.

It is an arithmetic number, because the mean of its divisors is an integer number (170206110615201).

Almost surely, 2^{340412221230401} is an apocalyptic number.

It is an amenable number.

340412221230401 is a deficient number, since it is larger than the sum of its proper divisors (1).

340412221230401 is an equidigital number, since it uses as much as digits as its factorization.

340412221230401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 340412221230401 its reverse (104032122214043), we get a palindrome (444444343444444).

The spelling of 340412221230401 in words is "three hundred forty trillion, four hundred twelve billion, two hundred twenty-one million, two hundred thirty thousand, four hundred one".