12030303212 has 6 divisors (see below), whose sum is σ = 21053030628. Its totient is φ = 6015151604.

The previous prime is 12030303193. The next prime is 12030303221. The reversal of 12030303212 is 21230303021.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1503787898 + ... + 1503787905.

It is an arithmetic number, because the mean of its divisors is an integer number (3508838438).

Almost surely, 2^12030303212 is an apocalyptic number.

It is an amenable number.

12030303212 is a deficient number, since it is larger than the sum of its proper divisors (9022727416).

12030303212 is a wasteful number, since it uses less digits than its factorization.

12030303212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3007575807 (or 3007575805 counting only the distinct ones).

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

Adding to 12030303212 its reverse (21230303021), we get a palindrome (33260606233).

The spelling of 12030303212 in words is "twelve billion, thirty million, three hundred three thousand, two hundred twelve".