200121000111201 has 32 divisors (see below), whose sum is σ = 320269854925440. Its totient is φ = 109806807389184.

The previous prime is 200121000111187. The next prime is 200121000111209. The reversal of 200121000111201 is 102111000121002.

It is not a de Polignac number, because 200121000111201 - 2⁴¹ = 197921976855649 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200121000111209) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7943188170 + ... + 7943213363.

It is an arithmetic number, because the mean of its divisors is an integer number (10008432966420).

Almost surely, 2^{200121000111201} is an apocalyptic number.

It is an amenable number.

200121000111201 is a deficient number, since it is larger than the sum of its proper divisors (120148854814239).

200121000111201 is a wasteful number, since it uses less digits than its factorization.

200121000111201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15886401585.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 200121000111201 its reverse (102111000121002), we get a palindrome (302232000232203).

The spelling of 200121000111201 in words is "two hundred trillion, one hundred twenty-one billion, one hundred eleven thousand, two hundred one".