2112000200121 has 16 divisors (see below), whose sum is σ = 3218310995328. Its totient is φ = 1206847891200.

The previous prime is 2112000200117. The next prime is 2112000200129. The reversal of 2112000200121 is 1210020002112.

It is not a de Polignac number, because 2112000200121 - 2² = 2112000200117 is a prime.

It is a super-2 number, since 2×2112000200121² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2112000200097 and 2112000200106.

It is not an unprimeable number, because it can be changed into a prime (2112000200129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3110401 + ... + 3728081.

It is an arithmetic number, because the mean of its divisors is an integer number (201144437208).

Almost surely, 2^{2112000200121} is an apocalyptic number.

2112000200121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2112000200121 is a deficient number, since it is larger than the sum of its proper divisors (1106310795207).

2112000200121 is a wasteful number, since it uses less digits than its factorization.

2112000200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780512.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2112000200121 its reverse (1210020002112), we get a palindrome (3322020202233).

The spelling of 2112000200121 in words is "two trillion, one hundred twelve billion, two hundred thousand, one hundred twenty-one".