120404122271 has 2 divisors, whose sum is σ = 120404122272. Its totient is φ = 120404122270.

The previous prime is 120404122231. The next prime is 120404122309. The reversal of 120404122271 is 172221404021.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (172221404021) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120404122271 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120404122271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120404122231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60202061135 + 60202061136.

It is an arithmetic number, because the mean of its divisors is an integer number (60202061136).

Almost surely, 2^120404122271 is an apocalyptic number.

120404122271 is a deficient number, since it is larger than the sum of its proper divisors (1).

120404122271 is an equidigital number, since it uses as much as digits as its factorization.

120404122271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1792, while the sum is 26.

Adding to 120404122271 its reverse (172221404021), we get a palindrome (292625526292).

The spelling of 120404122271 in words is "one hundred twenty billion, four hundred four million, one hundred twenty-two thousand, two hundred seventy-one".