120566177011 has 4 divisors (see below), whose sum is σ = 137789916592. Its totient is φ = 103342437432.

The previous prime is 120566177009. The next prime is 120566177033. The reversal of 120566177011 is 110771665021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110771665021 = 163 ⋅679580767.

It is a cyclic number.

It is not a de Polignac number, because 120566177011 - 2¹ = 120566177009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120566177041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8611869780 + ... + 8611869793.

It is an arithmetic number, because the mean of its divisors is an integer number (34447479148).

Almost surely, 2^120566177011 is an apocalyptic number.

120566177011 is a deficient number, since it is larger than the sum of its proper divisors (17223739581).

120566177011 is an equidigital number, since it uses as much as digits as its factorization.

120566177011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17223739580.

The product of its (nonzero) digits is 17640, while the sum is 37.

The spelling of 120566177011 in words is "one hundred twenty billion, five hundred sixty-six million, one hundred seventy-seven thousand, eleven".