2000121212 has 12 divisors (see below), whose sum is σ = 3514859040. Its totient is φ = 995875776.

The previous prime is 2000121199. The next prime is 2000121217. The reversal of 2000121212 is 2121210002.

It is a happy number.

2000121212 is a modest number, since divided by 121212 gives 2000 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2000121193 and 2000121202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000121217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1045133 + ... + 1047044.

It is an arithmetic number, because the mean of its divisors is an integer number (292904920).

Almost surely, 2^2000121212 is an apocalyptic number.

It is an amenable number.

2000121212 is a deficient number, since it is larger than the sum of its proper divisors (1514737828).

2000121212 is a wasteful number, since it uses less digits than its factorization.

2000121212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2092420 (or 2092418 counting only the distinct ones).

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

The square root of 2000121212 is about 44722.7147208217. The cubic root of 2000121212 is about 1259.9465023057.

Adding to 2000121212 its reverse (2121210002), we get a palindrome (4121331214).

The spelling of 2000121212 in words is "two billion, one hundred twenty-one thousand, two hundred twelve".