103213304 has 8 divisors (see below), whose sum is σ = 193524960. Its totient is φ = 51606648.

The previous prime is 103213303. The next prime is 103213321. The reversal of 103213304 is 403312301.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×103213304² = 21305972245192832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103213303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6450824 + ... + 6450839.

It is an arithmetic number, because the mean of its divisors is an integer number (24190620).

Almost surely, 2^103213304 is an apocalyptic number.

It is an amenable number.

103213304 is a deficient number, since it is larger than the sum of its proper divisors (90311656).

103213304 is a wasteful number, since it uses less digits than its factorization.

103213304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12901669 (or 12901665 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 103213304 is about 10159.3948638686. The cubic root of 103213304 is about 469.0781750717.

Adding to 103213304 its reverse (403312301), we get a palindrome (506525605).

The spelling of 103213304 in words is "one hundred three million, two hundred thirteen thousand, three hundred four".