120412224 has 112 divisors (see below), whose sum is σ = 374904000. Its totient is φ = 37767168.

The previous prime is 120412219. The next prime is 120412267. The reversal of 120412224 is 422214021.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 120412197 and 120412206.

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 15 ways as a sum of consecutive naturals, for example, 27327 + ... + 31425.

Almost surely, 2^120412224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120412224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (187452000).

120412224 is an abundant number, since it is smaller than the sum of its proper divisors (254491776).

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

120412224 is a wasteful number, since it uses less digits than its factorization.

120412224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137 (or 4121 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 120412224 is about 10973.2503844577. The cubic root of 120412224 is about 493.8065648169.

Adding to 120412224 its reverse (422214021), we get a palindrome (542626245).

The spelling of 120412224 in words is "one hundred twenty million, four hundred twelve thousand, two hundred twenty-four".