120306301057 has 2 divisors, whose sum is σ = 120306301058. Its totient is φ = 120306301056.

The previous prime is 120306301009. The next prime is 120306301079. The reversal of 120306301057 is 750103603021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96047927056 + 24258374001 = 309916^2 + 155751^2 .

It is a cyclic number.

It is not a de Polignac number, because 120306301057 - 2⁷ = 120306300929 is a prime.

It is not a weakly prime, because it can be changed into another prime (120306304057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60153150528 + 60153150529.

It is an arithmetic number, because the mean of its divisors is an integer number (60153150529).

Almost surely, 2^120306301057 is an apocalyptic number.

It is an amenable number.

120306301057 is a deficient number, since it is larger than the sum of its proper divisors (1).

120306301057 is an equidigital number, since it uses as much as digits as its factorization.

120306301057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 120306301057 its reverse (750103603021), we get a palindrome (870409904078).

The spelling of 120306301057 in words is "one hundred twenty billion, three hundred six million, three hundred one thousand, fifty-seven".