2000121112 has 32 divisors (see below), whose sum is σ = 4102617600. Its totient is φ = 906599200.

The previous prime is 2000121073. The next prime is 2000121113. The reversal of 2000121112 is 2111210002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000121113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64 + ... + 63247.

It is an arithmetic number, because the mean of its divisors is an integer number (128206800).

Almost surely, 2^2000121112 is an apocalyptic number.

2000121112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2000121112 is an abundant number, since it is smaller than the sum of its proper divisors (2102496488).

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

2000121112 is a wasteful number, since it uses less digits than its factorization.

2000121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63687 (or 63683 counting only the distinct ones).

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

The square root of 2000121112 is about 44722.7136028216. The cubic root of 2000121112 is about 1259.9464813079.

Adding to 2000121112 its reverse (2111210002), we get a palindrome (4111331114).

The spelling of 2000121112 in words is "two billion, one hundred twenty-one thousand, one hundred twelve".