12103022012 has 6 divisors (see below), whose sum is σ = 21180288528. Its totient is φ = 6051511004.

The previous prime is 12103022003. The next prime is 12103022051. The reversal of 12103022012 is 21022030121.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1512877748 + ... + 1512877755.

It is an arithmetic number, because the mean of its divisors is an integer number (3530048088).

Almost surely, 2^12103022012 is an apocalyptic number.

It is an amenable number.

12103022012 is a deficient number, since it is larger than the sum of its proper divisors (9077266516).

12103022012 is a wasteful number, since it uses less digits than its factorization.

12103022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3025755507 (or 3025755505 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 12103022012 its reverse (21022030121), we get a palindrome (33125052133).

The spelling of 12103022012 in words is "twelve billion, one hundred three million, twenty-two thousand, twelve".