200010112220121 has 16 divisors (see below), whose sum is σ = 304777660729344. Its totient is φ = 114291362620944.

The previous prime is 200010112220081. The next prime is 200010112220141. The reversal of 200010112220121 is 121022211010002.

It is not a de Polignac number, because 200010112220121 - 2⁶ = 200010112220057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 200010112220121.

It is not an unprimeable number, because it can be changed into a prime (200010112220141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15316110 + ... + 25191336.

It is an arithmetic number, because the mean of its divisors is an integer number (19048603795584).

Almost surely, 2^{200010112220121} is an apocalyptic number.

200010112220121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

200010112220121 is a deficient number, since it is larger than the sum of its proper divisors (104767548509223).

200010112220121 is an equidigital number, since it uses as much as digits as its factorization.

200010112220121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10839700.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 200010112220121 its reverse (121022211010002), we get a palindrome (321032323230123).

The spelling of 200010112220121 in words is "two hundred trillion, ten billion, one hundred twelve million, two hundred twenty thousand, one hundred twenty-one".