200112102000121 has 8 divisors (see below), whose sum is σ = 207018100726920. Its totient is φ = 193206475367808.

The previous prime is 200112102000089. The next prime is 200112102000163. The reversal of 200112102000121 is 121000201211002.

It can be written as a sum of positive squares in 4 ways, for example, as 46509194655225 + 153602907344896 = 6819765^2 + 12393664^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200112102000121 - 2⁵ = 200112102000089 is a prime.

It is a super-2 number, since 2×200112102000121² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (200112102004121) 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, 91929246 + ... + 94080871.

It is an arithmetic number, because the mean of its divisors is an integer number (25877262590865).

Almost surely, 2^{200112102000121} is an apocalyptic number.

It is an amenable number.

200112102000121 is a deficient number, since it is larger than the sum of its proper divisors (6905998726799).

200112102000121 is a wasteful number, since it uses less digits than its factorization.

200112102000121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186047243.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200112102000121 its reverse (121000201211002), we get a palindrome (321112303211123).

The spelling of 200112102000121 in words is "two hundred trillion, one hundred twelve billion, one hundred two million, one hundred twenty-one", and thus it is an aban number.