200120210012 has 24 divisors (see below), whose sum is σ = 358798637232. Its totient is φ = 97606947200.

The previous prime is 200120210011. The next prime is 200120210033. The reversal of 200120210012 is 210012021002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200120209975 and 200120210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120210011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1257062 + ... + 1407282.

It is an arithmetic number, because the mean of its divisors is an integer number (14949943218).

Almost surely, 2^200120210012 is an apocalyptic number.

It is an amenable number.

200120210012 is a deficient number, since it is larger than the sum of its proper divisors (158678427220).

200120210012 is a wasteful number, since it uses less digits than its factorization.

200120210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158389 (or 158387 counting only the distinct ones).

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

Adding to 200120210012 its reverse (210012021002), we get a palindrome (410132231014).

The spelling of 200120210012 in words is "two hundred billion, one hundred twenty million, two hundred ten thousand, twelve".