123303020003 has 16 divisors (see below), whose sum is σ = 125363700000. Its totient is φ = 121260506112.

The previous prime is 123303019919. The next prime is 123303020047. The reversal of 123303020003 is 300020303321.

It is a cyclic number.

It is not a de Polignac number, because 123303020003 - 2⁸ = 123303019747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123303020803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34088051 + ... + 34091667.

It is an arithmetic number, because the mean of its divisors is an integer number (7835231250).

Almost surely, 2^123303020003 is an apocalyptic number.

123303020003 is a deficient number, since it is larger than the sum of its proper divisors (2060679997).

123303020003 is a wasteful number, since it uses less digits than its factorization.

123303020003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5974.

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 123303020003 its reverse (300020303321), we get a palindrome (423323323324).

The spelling of 123303020003 in words is "one hundred twenty-three billion, three hundred three million, twenty thousand, three".