120011200020077 has 2 divisors, whose sum is σ = 120011200020078. Its totient is φ = 120011200020076.

The previous prime is 120011200020053. The next prime is 120011200020119. The reversal of 120011200020077 is 770020002110021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 81019243142761 + 38991956877316 = 9001069^2 + 6244354^2 .

It is a cyclic number.

It is not a de Polignac number, because 120011200020077 - 2⁶ = 120011200020013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120011200020017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60005600010038 + 60005600010039.

It is an arithmetic number, because the mean of its divisors is an integer number (60005600010039).

Almost surely, 2^{120011200020077} is an apocalyptic number.

It is an amenable number.

120011200020077 is a deficient number, since it is larger than the sum of its proper divisors (1).

120011200020077 is an equidigital number, since it uses as much as digits as its factorization.

120011200020077 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 23.

Adding to 120011200020077 its reverse (770020002110021), we get a palindrome (890031202130098).

The spelling of 120011200020077 in words is "one hundred twenty trillion, eleven billion, two hundred million, twenty thousand, seventy-seven".