120400344212341 has 2 divisors, whose sum is σ = 120400344212342. Its totient is φ = 120400344212340.

The previous prime is 120400344212333. The next prime is 120400344212353. The reversal of 120400344212341 is 143212443004021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 108460872947025 + 11939471265316 = 10414455^2 + 3455354^2 .

It is an emirp because it is prime and its reverse (143212443004021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 120400344212341 - 2³ = 120400344212333 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120400344212381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60200172106170 + 60200172106171.

It is an arithmetic number, because the mean of its divisors is an integer number (60200172106171).

Almost surely, 2^{120400344212341} is an apocalyptic number.

It is an amenable number.

120400344212341 is a deficient number, since it is larger than the sum of its proper divisors (1).

120400344212341 is an equidigital number, since it uses as much as digits as its factorization.

120400344212341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 120400344212341 its reverse (143212443004021), we get a palindrome (263612787216362).

The spelling of 120400344212341 in words is "one hundred twenty trillion, four hundred billion, three hundred forty-four million, two hundred twelve thousand, three hundred forty-one".