2000121011200 has 132 divisors (see below), whose sum is σ = 5339254212040. Its totient is φ = 738506096640.

The previous prime is 2000121011197. The next prime is 2000121011209. The reversal of 2000121011200 is 21101210002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000121011209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2672190 + ... + 3337789.

Almost surely, 2^{2000121011200} is an apocalyptic number.

2000121011200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2000121011200 is an abundant number, since it is smaller than the sum of its proper divisors (3339133200840).

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

2000121011200 is a wasteful number, since it uses less digits than its factorization.

2000121011200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010022 (or 6009999 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2000121011200 its reverse (21101210002), we get a palindrome (2021222221202).

The spelling of 2000121011200 in words is "two trillion, one hundred twenty-one million, eleven thousand, two hundred".