123103233 has 20 divisors (see below), whose sum is σ = 200614128. Its totient is φ = 74607480.

The previous prime is 123103219. The next prime is 123103243. The reversal of 123103233 is 332301321.

It is a de Polignac number, because none of the positive numbers 2^k-123103233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (123103243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 68191 + ... + 69972.

Almost surely, 2^123103233 is an apocalyptic number.

It is an amenable number.

123103233 is a deficient number, since it is larger than the sum of its proper divisors (77510895).

123103233 is a wasteful number, since it uses less digits than its factorization.

123103233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138186 (or 138177 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 123103233 is about 11095.1896333501. The cubic root of 123103233 is about 497.4580764821.

Adding to 123103233 its reverse (332301321), we get a palindrome (455404554).

The spelling of 123103233 in words is "one hundred twenty-three million, one hundred three thousand, two hundred thirty-three".