103212326 has 24 divisors (see below), whose sum is σ = 182279160. Its totient is φ = 43697472.

The previous prime is 103212323. The next prime is 103212391. The reversal of 103212326 is 623212301.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 103212298 and 103212307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103212323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1790 + ... + 14478.

It is an arithmetic number, because the mean of its divisors is an integer number (7594965).

Almost surely, 2^103212326 is an apocalyptic number.

103212326 is a deficient number, since it is larger than the sum of its proper divisors (79066834).

103212326 is a wasteful number, since it uses less digits than its factorization.

103212326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12788 (or 12781 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 103212326 is about 10159.3467309665. The cubic root of 103212326 is about 469.0766934801.

Adding to 103212326 its reverse (623212301), we get a palindrome (726424627).

The spelling of 103212326 in words is "one hundred three million, two hundred twelve thousand, three hundred twenty-six".