200002101200001 has 24 divisors (see below), whose sum is σ = 315752842888704. Its totient is φ = 121443401105280.

The previous prime is 200002101199987. The next prime is 200002101200009. The reversal of 200002101200001 is 100002101200002.

It is not a de Polignac number, because 200002101200001 - 2⁵ = 200002101199969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200002101200009) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21083919061 + ... + 21083928546.

It is an arithmetic number, because the mean of its divisors is an integer number (13156368453696).

Almost surely, 2^{200002101200001} is an apocalyptic number.

It is an amenable number.

200002101200001 is a deficient number, since it is larger than the sum of its proper divisors (115750741688703).

200002101200001 is a wasteful number, since it uses less digits than its factorization.

200002101200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42167847661 (or 42167847658 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200002101200001 its reverse (100002101200002), we get a palindrome (300004202400003).

Subtracting from 200002101200001 its reverse (100002101200002), we obtain a palindrome (99999999999999).

The spelling of 200002101200001 in words is "two hundred trillion, two billion, one hundred one million, two hundred thousand, one".