200010002001121 has 16 divisors (see below), whose sum is σ = 224806929822720. Its totient is φ = 176560903632960.

The previous prime is 200010002001107. The next prime is 200010002001143. The reversal of 200010002001121 is 121100200010002.

It is not a de Polignac number, because 200010002001121 - 2¹⁵ = 200010001968353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200010002001098 and 200010002001107.

It is not an unprimeable number, because it can be changed into a prime (200010002001151) 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, 67788586 + ... + 70677523.

It is an arithmetic number, because the mean of its divisors is an integer number (14050433113920).

Almost surely, 2^{200010002001121} is an apocalyptic number.

It is an amenable number.

200010002001121 is a deficient number, since it is larger than the sum of its proper divisors (24796927821599).

200010002001121 is a wasteful number, since it uses less digits than its factorization.

200010002001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138470976.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200010002001121 its reverse (121100200010002), we get a palindrome (321110202011123).

The spelling of 200010002001121 in words is "two hundred trillion, ten billion, two million, one thousand, one hundred twenty-one".