12210120020012 has 12 divisors (see below), whose sum is σ = 21368168041920. Its totient is φ = 6104929150896.

The previous prime is 12210120020011. The next prime is 12210120020027. The reversal of 12210120020012 is 21002002101221.

It is not an unprimeable number, because it can be changed into a prime (12210120020011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32504687 + ... + 32878182.

It is an arithmetic number, because the mean of its divisors is an integer number (1780680670160).

Almost surely, 2^{12210120020012} is an apocalyptic number.

It is an amenable number.

12210120020012 is a deficient number, since it is larger than the sum of its proper divisors (9158048021908).

12210120020012 is a wasteful number, since it uses less digits than its factorization.

12210120020012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65429560 (or 65429558 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12210120020012 its reverse (21002002101221), we get a palindrome (33212122121233).

The spelling of 12210120020012 in words is "twelve trillion, two hundred ten billion, one hundred twenty million, twenty thousand, twelve".