120204424 has 16 divisors (see below), whose sum is σ = 229636620. Its totient is φ = 58968000.

The previous prime is 120204419. The next prime is 120204439. The reversal of 120204424 is 424402021.

It can be written as a sum of positive squares in 2 ways, for example, as 101002500 + 19201924 = 10050^2 + 4382^2 .

It is a super-3 number, since 3×120204424³ (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141327 + ... + 142174.

Almost surely, 2^120204424 is an apocalyptic number.

It is an amenable number.

120204424 is a deficient number, since it is larger than the sum of its proper divisors (109432196).

120204424 is a wasteful number, since it uses less digits than its factorization.

120204424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283560 (or 283556 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 120204424 is about 10963.7778160632. Note that the first 3 decimals coincide. The cubic root of 120204424 is about 493.5223409368.

Adding to 120204424 its reverse (424402021), we get a palindrome (544606445).

The spelling of 120204424 in words is "one hundred twenty million, two hundred four thousand, four hundred twenty-four".