120356318066 has 4 divisors (see below), whose sum is σ = 180534477102. Its totient is φ = 60178159032.

The previous prime is 120356318053. The next prime is 120356318087. The reversal of 120356318066 is 660813653021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660813653021 = 447217 ⋅1477613.

It can be written as a sum of positive squares in only one way, i.e., 111436460041 + 8919858025 = 333821^2 + 94445^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30089079515 + ... + 30089079518.

Almost surely, 2^120356318066 is an apocalyptic number.

120356318066 is a deficient number, since it is larger than the sum of its proper divisors (60178159036).

120356318066 is an equidigital number, since it uses as much as digits as its factorization.

120356318066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60178159035.

The product of its (nonzero) digits is 155520, while the sum is 41.

The spelling of 120356318066 in words is "one hundred twenty billion, three hundred fifty-six million, three hundred eighteen thousand, sixty-six".