120013200266 has 16 divisors (see below), whose sum is σ = 186936708168. Its totient is φ = 57741062400.

The previous prime is 120013200253. The next prime is 120013200269. The reversal of 120013200266 is 662002310021.

It can be written as a sum of positive squares in 4 ways, for example, as 67993170025 + 52020030241 = 260755^2 + 228079^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (120013200269) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 10018505 + ... + 10030476.

Almost surely, 2^120013200266 is an apocalyptic number.

120013200266 is a deficient number, since it is larger than the sum of its proper divisors (66923507902).

120013200266 is a wasteful number, since it uses less digits than its factorization.

120013200266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20049097.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 120013200266 its reverse (662002310021), we get a palindrome (782015510287).

The spelling of 120013200266 in words is "one hundred twenty billion, thirteen million, two hundred thousand, two hundred sixty-six".