120777101 has 2 divisors, whose sum is σ = 120777102. Its totient is φ = 120777100.

The previous prime is 120777049. The next prime is 120777121. The reversal of 120777101 is 101777021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108701476 + 12075625 = 10426^2 + 3475^2 .

It is a cyclic number.

It is not a de Polignac number, because 120777101 - 2¹⁰ = 120776077 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120777121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60388550 + 60388551.

It is an arithmetic number, because the mean of its divisors is an integer number (60388551).

Almost surely, 2^120777101 is an apocalyptic number.

It is an amenable number.

120777101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120777101 is an equidigital number, since it uses as much as digits as its factorization.

120777101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 686, while the sum is 26.

The square root of 120777101 is about 10989.8635569328. The cubic root of 120777101 is about 494.3048447073.

The spelling of 120777101 in words is "one hundred twenty million, seven hundred seventy-seven thousand, one hundred one".