120342203 has 4 divisors (see below), whose sum is σ = 122315088. Its totient is φ = 118369320.

The previous prime is 120342197. The next prime is 120342223. The reversal of 120342203 is 302243021.

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

It is a cyclic number.

It is not a de Polignac number, because 120342203 - 2⁶ = 120342139 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 986351 + ... + 986472.

It is an arithmetic number, because the mean of its divisors is an integer number (30578772).

Almost surely, 2^120342203 is an apocalyptic number.

120342203 is a deficient number, since it is larger than the sum of its proper divisors (1972885).

120342203 is an equidigital number, since it uses as much as digits as its factorization.

120342203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1972884.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 120342203 is about 10970.0593890826. The cubic root of 120342203 is about 493.7108283190.

Adding to 120342203 its reverse (302243021), we get a palindrome (422585224).

The spelling of 120342203 in words is "one hundred twenty million, three hundred forty-two thousand, two hundred three".