120103001103 has 4 divisors (see below), whose sum is σ = 160137334808. Its totient is φ = 80068667400.

The previous prime is 120103001071. The next prime is 120103001149. The reversal of 120103001103 is 301100301021.

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

It is not a de Polignac number, because 120103001103 - 2⁵ = 120103001071 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 (120103001003) 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, 20017166848 + ... + 20017166853.

It is an arithmetic number, because the mean of its divisors is an integer number (40034333702).

Almost surely, 2^120103001103 is an apocalyptic number.

120103001103 is a deficient number, since it is larger than the sum of its proper divisors (40034333705).

120103001103 is an equidigital number, since it uses as much as digits as its factorization.

120103001103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40034333704.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 120103001103 its reverse (301100301021), we get a palindrome (421203302124).

The spelling of 120103001103 in words is "one hundred twenty billion, one hundred three million, one thousand, one hundred three".