123311130303 has 8 divisors (see below), whose sum is σ = 165323210416. Its totient is φ = 81753235200.

The previous prime is 123311130301. The next prime is 123311130343. The reversal of 123311130303 is 303031113321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 123311130303 - 2¹ = 123311130301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 123311130303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123311130301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113545618 + ... + 113546703.

It is an arithmetic number, because the mean of its divisors is an integer number (20665401302).

Almost surely, 2^123311130303 is an apocalyptic number.

123311130303 is a deficient number, since it is larger than the sum of its proper divisors (42012080113).

123311130303 is a wasteful number, since it uses less digits than its factorization.

123311130303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227092505.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 123311130303 its reverse (303031113321), we get a palindrome (426342243624).

The spelling of 123311130303 in words is "one hundred twenty-three billion, three hundred eleven million, one hundred thirty thousand, three hundred three".