120331303 has 2 divisors, whose sum is σ = 120331304. Its totient is φ = 120331302.

The previous prime is 120331283. The next prime is 120331339. The reversal of 120331303 is 303133021.

120331303 is nontrivially palindromic in base 16.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120331303 - 2⁵ = 120331271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120331403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60165651 + 60165652.

It is an arithmetic number, because the mean of its divisors is an integer number (60165652).

Almost surely, 2^120331303 is an apocalyptic number.

120331303 is a deficient number, since it is larger than the sum of its proper divisors (1).

120331303 is an equidigital number, since it uses as much as digits as its factorization.

120331303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 120331303 is about 10969.5625710417. The cubic root of 120331303 is about 493.6959219094.

Adding to 120331303 its reverse (303133021), we get a palindrome (423464324).

The spelling of 120331303 in words is "one hundred twenty million, three hundred thirty-one thousand, three hundred three".