120311144303 has 4 divisors (see below), whose sum is σ = 137498450640. Its totient is φ = 103123837968.

The previous prime is 120311144269. The next prime is 120311144333. The reversal of 120311144303 is 303441113021.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120311144303 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 (120311144333) 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, 8593653158 + ... + 8593653171.

It is an arithmetic number, because the mean of its divisors is an integer number (34374612660).

Almost surely, 2^120311144303 is an apocalyptic number.

120311144303 is a deficient number, since it is larger than the sum of its proper divisors (17187306337).

120311144303 is an equidigital number, since it uses as much as digits as its factorization.

120311144303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17187306336.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 120311144303 its reverse (303441113021), we get a palindrome (423752257324).

The spelling of 120311144303 in words is "one hundred twenty billion, three hundred eleven million, one hundred forty-four thousand, three hundred three".