123103330011 has 8 divisors (see below), whose sum is σ = 182375303760. Its totient is φ = 82068886656.

The previous prime is 123103329961. The next prime is 123103330013. The reversal of 123103330011 is 110033301321.

It is a happy number.

123103330011 is a `hidden beast` number, since 12 + 310 + 3 + 330 + 0 + 11 = 666.

It is not a de Polignac number, because 123103330011 - 2⁷ = 123103329883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123103330013) 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, 2279691270 + ... + 2279691323.

It is an arithmetic number, because the mean of its divisors is an integer number (22796912970).

Almost surely, 2^123103330011 is an apocalyptic number.

123103330011 is a deficient number, since it is larger than the sum of its proper divisors (59271973749).

123103330011 is an equidigital number, since it uses as much as digits as its factorization.

123103330011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559382602 (or 4559382596 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 123103330011 its reverse (110033301321), we get a palindrome (233136631332).

The spelling of 123103330011 in words is "one hundred twenty-three billion, one hundred three million, three hundred thirty thousand, eleven".