120120101210077 has 2 divisors, whose sum is σ = 120120101210078. Its totient is φ = 120120101210076.

The previous prime is 120120101210033. The next prime is 120120101210107. The reversal of 120120101210077 is 770012101021021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117246038776441 + 2874062433636 = 10828021^2 + 1695306^2 .

It is a cyclic number.

It is not a de Polignac number, because 120120101210077 - 2¹⁵ = 120120101177309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120120101210377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60060050605038 + 60060050605039.

It is an arithmetic number, because the mean of its divisors is an integer number (60060050605039).

Almost surely, 2^{120120101210077} is an apocalyptic number.

It is an amenable number.

120120101210077 is a deficient number, since it is larger than the sum of its proper divisors (1).

120120101210077 is an equidigital number, since it uses as much as digits as its factorization.

120120101210077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 392, while the sum is 25.

Adding to 120120101210077 its reverse (770012101021021), we get a palindrome (890132202231098).

The spelling of 120120101210077 in words is "one hundred twenty trillion, one hundred twenty billion, one hundred one million, two hundred ten thousand, seventy-seven".