2000212121999 has 12 divisors (see below), whose sum is σ = 2505760241544. Its totient is φ = 1582585414704.

The previous prime is 2000212121989. The next prime is 2000212122079. The reversal of 2000212121999 is 9991212120002.

It is a happy number.

It is not a de Polignac number, because 2000212121999 - 2⁴ = 2000212121983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000212121989) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1570024577 + ... + 1570025850.

It is an arithmetic number, because the mean of its divisors is an integer number (208813353462).

Almost surely, 2^{2000212121999} is an apocalyptic number.

2000212121999 is a deficient number, since it is larger than the sum of its proper divisors (505548119545).

2000212121999 is a wasteful number, since it uses less digits than its factorization.

2000212121999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3140050454 (or 3140050447 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 38.

The spelling of 2000212121999 in words is "two trillion, two hundred twelve million, one hundred twenty-one thousand, nine hundred ninety-nine".