2000122012 has 24 divisors (see below), whose sum is σ = 4235553504. Its totient is φ = 806771712.

The previous prime is 2000121979. The next prime is 2000122037. The reversal of 2000122012 is 2102210002.

It is a self number, because there is not a number n which added to its sum of digits gives 2000122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2100493 + ... + 2101444.

It is an arithmetic number, because the mean of its divisors is an integer number (176481396).

Almost surely, 2^2000122012 is an apocalyptic number.

It is an amenable number.

2000122012 is an abundant number, since it is smaller than the sum of its proper divisors (2235431492).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000122012 is a wasteful number, since it uses less digits than its factorization.

2000122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4201965 (or 4201963 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2000122012 is about 44722.7236648217. The cubic root of 2000122012 is about 1259.9466702884.

Adding to 2000122012 its reverse (2102210002), we get a palindrome (4102332014).

The spelling of 2000122012 in words is "two billion, one hundred twenty-two thousand, twelve".