2000123212 has 6 divisors (see below), whose sum is σ = 3500215628. Its totient is φ = 1000061604.

The previous prime is 2000123207. The next prime is 2000123221. The reversal of 2000123212 is 2123210002.

It is a junction number, because it is equal to n+sod(n) for n = 2000123192 and 2000123201.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 250015398 + ... + 250015405.

Almost surely, 2^2000123212 is an apocalyptic number.

It is an amenable number.

2000123212 is a deficient number, since it is larger than the sum of its proper divisors (1500092416).

2000123212 is a wasteful number, since it uses less digits than its factorization.

2000123212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500030807 (or 500030805 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2000123212 is about 44722.7370808183. The cubic root of 2000123212 is about 1259.9469222623.

Adding to 2000123212 its reverse (2123210002), we get a palindrome (4123333214).

The spelling of 2000123212 in words is "two billion, one hundred twenty-three thousand, two hundred twelve".