123310003221 has 24 divisors (see below), whose sum is σ = 179913483360. Its totient is φ = 81376668000.

The previous prime is 123310003169. The next prime is 123310003237. The reversal of 123310003221 is 122300013321.

123310003221 is a `hidden beast` number, since 12 + 331 + 0 + 0 + 0 + 322 + 1 = 666.

It is not a de Polignac number, because 123310003221 - 2⁷ = 123310003093 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 123310003194 and 123310003203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123310003721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6152106 + ... + 6172116.

It is an arithmetic number, because the mean of its divisors is an integer number (7496395140).

Almost surely, 2^123310003221 is an apocalyptic number.

It is an amenable number.

123310003221 is a deficient number, since it is larger than the sum of its proper divisors (56603480139).

123310003221 is a wasteful number, since it uses less digits than its factorization.

123310003221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26897 (or 26894 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 123310003221 its reverse (122300013321), we get a palindrome (245610016542).

The spelling of 123310003221 in words is "one hundred twenty-three billion, three hundred ten million, three thousand, two hundred twenty-one".