120320313303 has 16 divisors (see below), whose sum is σ = 164244364416. Its totient is φ = 78306866400.

The previous prime is 120320313301. The next prime is 120320313341. The reversal of 120320313303 is 303313023021.

It is not a de Polignac number, because 120320313303 - 2¹ = 120320313301 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 120320313303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120320313301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1453 + ... + 490553.

It is an arithmetic number, because the mean of its divisors is an integer number (10265272776).

Almost surely, 2^120320313303 is an apocalyptic number.

120320313303 is a deficient number, since it is larger than the sum of its proper divisors (43924051113).

120320313303 is a wasteful number, since it uses less digits than its factorization.

120320313303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491054.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 120320313303 its reverse (303313023021), we get a palindrome (423633336324).

The spelling of 120320313303 in words is "one hundred twenty billion, three hundred twenty million, three hundred thirteen thousand, three hundred three".