120305035320077 has 2 divisors, whose sum is σ = 120305035320078. Its totient is φ = 120305035320076.

The previous prime is 120305035320073. The next prime is 120305035320247. The reversal of 120305035320077 is 770023530503021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 119737233887401 + 567801432676 = 10942451^2 + 753526^2 .

It is a cyclic number.

It is not a de Polignac number, because 120305035320077 - 2² = 120305035320073 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120305035320077.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120305035320073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60152517660038 + 60152517660039.

It is an arithmetic number, because the mean of its divisors is an integer number (60152517660039).

Almost surely, 2^{120305035320077} is an apocalyptic number.

It is an amenable number.

120305035320077 is a deficient number, since it is larger than the sum of its proper divisors (1).

120305035320077 is an equidigital number, since it uses as much as digits as its factorization.

120305035320077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 132300, while the sum is 38.

Adding to 120305035320077 its reverse (770023530503021), we get a palindrome (890328565823098).

The spelling of 120305035320077 in words is "one hundred twenty trillion, three hundred five billion, thirty-five million, three hundred twenty thousand, seventy-seven".