12103202 has 4 divisors (see below), whose sum is σ = 18154806. Its totient is φ = 6051600.

The previous prime is 12103163. The next prime is 12103207. The reversal of 12103202 is 20230121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6056521 + 6046681 = 2461^2 + 2459^2 .

It is not an unprimeable number, because it can be changed into a prime (12103207) by changing a digit.

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 as a sum of consecutive naturals, namely, 3025799 + ... + 3025802.

Almost surely, 2^12103202 is an apocalyptic number.

12103202 is a deficient number, since it is larger than the sum of its proper divisors (6051604).

12103202 is an equidigital number, since it uses as much as digits as its factorization.

12103202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6051603.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 12103202 is about 3478.9656508796. The cubic root of 12103202 is about 229.5972915260.

Adding to 12103202 its reverse (20230121), we get a palindrome (32333323).

The spelling of 12103202 in words is "twelve million, one hundred three thousand, two hundred two".