120342224 has 40 divisors (see below), whose sum is σ = 239127552. Its totient is φ = 58647680.

The previous prime is 120342223. The next prime is 120342239. The reversal of 120342224 is 422243021.

It is a junction number, because it is equal to n+sod(n) for n = 120342196 and 120342205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120342223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161597 + ... + 162339.

Almost surely, 2^120342224 is an apocalyptic number.

It is an amenable number.

120342224 is a deficient number, since it is larger than the sum of its proper divisors (118785328).

120342224 is a wasteful number, since it uses less digits than its factorization.

120342224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 995 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 120342224 is about 10970.0603462333. The cubic root of 120342224 is about 493.7108570369.

Adding to 120342224 its reverse (422243021), we get a palindrome (542585245).

The spelling of 120342224 in words is "one hundred twenty million, three hundred forty-two thousand, two hundred twenty-four".