120311300077 has 2 divisors, whose sum is σ = 120311300078. Its totient is φ = 120311300076.

The previous prime is 120311300059. The next prime is 120311300107. The reversal of 120311300077 is 770003113021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 92447010601 + 27864289476 = 304051^2 + 166926^2 .

It is a cyclic number.

It is not a de Polignac number, because 120311300077 - 2¹⁵ = 120311267309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120311300477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60155650038 + 60155650039.

It is an arithmetic number, because the mean of its divisors is an integer number (60155650039).

Almost surely, 2^120311300077 is an apocalyptic number.

It is an amenable number.

120311300077 is a deficient number, since it is larger than the sum of its proper divisors (1).

120311300077 is an equidigital number, since it uses as much as digits as its factorization.

120311300077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 882, while the sum is 25.

Adding to 120311300077 its reverse (770003113021), we get a palindrome (890314413098).

The spelling of 120311300077 in words is "one hundred twenty billion, three hundred eleven million, three hundred thousand, seventy-seven".