103213344 has 96 divisors (see below), whose sum is σ = 293981184. Its totient is φ = 31518720.

The previous prime is 103213337. The next prime is 103213367. The reversal of 103213344 is 443312301.

It is a tau number, because it is divible by the number of its divisors (96).

It is a self number, because there is not a number n which added to its sum of digits gives 103213344.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 238152 + ... + 238584.

It is an arithmetic number, because the mean of its divisors is an integer number (3062304).

Almost surely, 2^103213344 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 103213344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146990592).

103213344 is an abundant number, since it is smaller than the sum of its proper divisors (190767840).

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

103213344 is a wasteful number, since it uses less digits than its factorization.

103213344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650 (or 642 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 103213344 is about 10159.3968324896. The cubic root of 103213344 is about 469.0782356683.

Adding to 103213344 its reverse (443312301), we get a palindrome (546525645).

The spelling of 103213344 in words is "one hundred three million, two hundred thirteen thousand, three hundred forty-four".