120003111303 has 24 divisors (see below), whose sum is σ = 161541408000. Its totient is φ = 79240405440.

The previous prime is 120003111287. The next prime is 120003111329. The reversal of 120003111303 is 303111300021.

It is not a de Polignac number, because 120003111303 - 2⁴ = 120003111287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120003111203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28095058 + ... + 28099328.

It is an arithmetic number, because the mean of its divisors is an integer number (6730892000).

Almost surely, 2^120003111303 is an apocalyptic number.

120003111303 is a deficient number, since it is larger than the sum of its proper divisors (41538296697).

120003111303 is an equidigital number, since it uses as much as digits as its factorization.

120003111303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5047 (or 4910 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 120003111303 its reverse (303111300021), we get a palindrome (423114411324).

The spelling of 120003111303 in words is "one hundred twenty billion, three million, one hundred eleven thousand, three hundred three".