12213002012 has 12 divisors (see below), whose sum is σ = 21584365656. Its totient is φ = 6046040400.

The previous prime is 12213001993. The next prime is 12213002041. The reversal of 12213002012 is 21020031221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15114698 + ... + 15115505.

It is an arithmetic number, because the mean of its divisors is an integer number (1798697138).

Almost surely, 2^12213002012 is an apocalyptic number.

It is an amenable number.

12213002012 is a deficient number, since it is larger than the sum of its proper divisors (9371363644).

12213002012 is a wasteful number, since it uses less digits than its factorization.

12213002012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30230308 (or 30230306 counting only the distinct ones).

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

Adding to 12213002012 its reverse (21020031221), we get a palindrome (33233033233).

The spelling of 12213002012 in words is "twelve billion, two hundred thirteen million, two thousand, twelve".