12020210012 has 12 divisors (see below), whose sum is σ = 21059918880. Its totient is φ = 6003090336.

The previous prime is 12020210011. The next prime is 12020210039. The reversal of 12020210012 is 21001202021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12020209975 and 12020210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020210011) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1749812 + ... + 1756667.

It is an arithmetic number, because the mean of its divisors is an integer number (1754993240).

Almost surely, 2^12020210012 is an apocalyptic number.

It is an amenable number.

12020210012 is a deficient number, since it is larger than the sum of its proper divisors (9039708868).

12020210012 is a wasteful number, since it uses less digits than its factorization.

12020210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3507340 (or 3507338 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020210012 its reverse (21001202021), we get a palindrome (33021412033).

The spelling of 12020210012 in words is "twelve billion, twenty million, two hundred ten thousand, twelve".