103226312 has 64 divisors (see below), whose sum is σ = 242352000. Its totient is φ = 40190976.

The previous prime is 103226309. The next prime is 103226317. The reversal of 103226312 is 213622301.

It is a happy number.

It is a super-3 number, since 3×103226312³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103226317) 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 15 ways as a sum of consecutive naturals, for example, 25739 + ... + 29477.

It is an arithmetic number, because the mean of its divisors is an integer number (3786750).

Almost surely, 2^103226312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 103226312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (121176000).

103226312 is an abundant number, since it is smaller than the sum of its proper divisors (139125688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103226312 is a wasteful number, since it uses less digits than its factorization.

103226312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3798 (or 3794 counting only the distinct ones).

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

The square root of 103226312 is about 10160.0350393097. The cubic root of 103226312 is about 469.0978802594.

Adding to 103226312 its reverse (213622301), we get a palindrome (316848613).

The spelling of 103226312 in words is "one hundred three million, two hundred twenty-six thousand, three hundred twelve".