1200001000201 has 8 divisors (see below), whose sum is σ = 1263184023200. Its totient is φ = 1136820484800.

The previous prime is 1200001000139. The next prime is 1200001000207. The reversal of 1200001000201 is 1020001000021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1200001000201 - 2¹³ = 1200000992009 is a prime.

It is a super-3 number, since 3×1200001000201³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200001000207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398401 + ... + 1599601.

It is an arithmetic number, because the mean of its divisors is an integer number (157898002900).

Almost surely, 2^{1200001000201} is an apocalyptic number.

It is an amenable number.

1200001000201 is a deficient number, since it is larger than the sum of its proper divisors (63183022999).

1200001000201 is a wasteful number, since it uses less digits than its factorization.

1200001000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253799.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1200001000201 its reverse (1020001000021), we get a palindrome (2220002000222).

The spelling of 1200001000201 in words is "one trillion, two hundred billion, one million, two hundred one", and thus it is an aban number.