120243004103 has 4 divisors (see below), whose sum is σ = 121482622800. Its totient is φ = 119003385408.

The previous prime is 120243004087. The next prime is 120243004109. The reversal of 120243004103 is 301400342021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301400342021 = 2411 ⋅125010511.

It is a cyclic number.

It is not a de Polignac number, because 120243004103 - 2⁴ = 120243004087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120243004109) 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, 619809203 + ... + 619809396.

It is an arithmetic number, because the mean of its divisors is an integer number (30370655700).

Almost surely, 2^120243004103 is an apocalyptic number.

120243004103 is a deficient number, since it is larger than the sum of its proper divisors (1239618697).

120243004103 is an equidigital number, since it uses as much as digits as its factorization.

120243004103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1239618696.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 120243004103 its reverse (301400342021), we get a palindrome (421643346124).

The spelling of 120243004103 in words is "one hundred twenty billion, two hundred forty-three million, four thousand, one hundred three".