120423266 has 4 divisors (see below), whose sum is σ = 180634902. Its totient is φ = 60211632.

The previous prime is 120423253. The next prime is 120423287. The reversal of 120423266 is 662324021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 69372241 + 51051025 = 8329^2 + 7145^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30105815 + ... + 30105818.

Almost surely, 2^120423266 is an apocalyptic number.

120423266 is a deficient number, since it is larger than the sum of its proper divisors (60211636).

120423266 is an equidigital number, since it uses as much as digits as its factorization.

120423266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60211635.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 120423266 is about 10973.7535055240. The cubic root of 120423266 is about 493.8216586483.

Adding to 120423266 its reverse (662324021), we get a palindrome (782747287).

The spelling of 120423266 in words is "one hundred twenty million, four hundred twenty-three thousand, two hundred sixty-six".