200002112221121 has 32 divisors (see below), whose sum is σ = 244086167930880. Its totient is φ = 160177786675200.

The previous prime is 200002112221091. The next prime is 200002112221141. The reversal of 200002112221121 is 121122211200002.

It is not a de Polignac number, because 200002112221121 - 2¹⁸ = 200002111958977 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200002112221121.

It is not an unprimeable number, because it can be changed into a prime (200002112221141) 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 31 ways as a sum of consecutive naturals, for example, 827918465 + ... + 828160001.

It is an arithmetic number, because the mean of its divisors is an integer number (7627692747840).

Almost surely, 2^{200002112221121} is an apocalyptic number.

It is an amenable number.

200002112221121 is a deficient number, since it is larger than the sum of its proper divisors (44084055709759).

200002112221121 is a wasteful number, since it uses less digits than its factorization.

200002112221121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373185.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 200002112221121 its reverse (121122211200002), we get a palindrome (321124323421123).

The spelling of 200002112221121 in words is "two hundred trillion, two billion, one hundred twelve million, two hundred twenty-one thousand, one hundred twenty-one".