120321366 has 16 divisors (see below), whose sum is σ = 262519488. Its totient is φ = 36461000.

The previous prime is 120321343. The next prime is 120321367. The reversal of 120321366 is 663123021.

It is a happy number.

It is a super-2 number, since 2×120321366² = 28954462232211912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120321367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 911460 + ... + 911591.

It is an arithmetic number, because the mean of its divisors is an integer number (16407468).

Almost surely, 2^120321366 is an apocalyptic number.

120321366 is an abundant number, since it is smaller than the sum of its proper divisors (142198122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120321366 is a wasteful number, since it uses less digits than its factorization.

120321366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823067.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 120321366 is about 10969.1096265832. The cubic root of 120321366 is about 493.6823316761.

Adding to 120321366 its reverse (663123021), we get a palindrome (783444387).

The spelling of 120321366 in words is "one hundred twenty million, three hundred twenty-one thousand, three hundred sixty-six".