2002000001201 has 4 divisors (see below), whose sum is σ = 2119764707172. Its totient is φ = 1884235295232.

The previous prime is 2002000001179. The next prime is 2002000001219. The reversal of 2002000001201 is 1021000002002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1773371622400 + 228628378801 = 1331680^2 + 478151^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002000001201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2002000001251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58882352960 + ... + 58882352993.

It is an arithmetic number, because the mean of its divisors is an integer number (529941176793).

Almost surely, 2^{2002000001201} is an apocalyptic number.

It is an amenable number.

2002000001201 is a deficient number, since it is larger than the sum of its proper divisors (117764705971).

2002000001201 is a wasteful number, since it uses less digits than its factorization.

2002000001201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117764705970.

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

Adding to 2002000001201 its reverse (1021000002002), we get a palindrome (3023000003203).

The spelling of 2002000001201 in words is "two trillion, two billion, one thousand, two hundred one".