1200000000201 has 8 divisors (see below), whose sum is σ = 1601505178560. Its totient is φ = 799247410992.

The previous prime is 1200000000187. The next prime is 1200000000203. The reversal of 1200000000201 is 1020000000021.

It is a happy number.

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

It is not a de Polignac number, because 1200000000201 - 2¹⁸ = 1199999738057 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1200000000201.

It is not an unprimeable number, because it can be changed into a prime (1200000000203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188143566 + ... + 188149943.

It is an arithmetic number, because the mean of its divisors is an integer number (200188147320).

Almost surely, 2^{1200000000201} is an apocalyptic number.

It is an amenable number.

1200000000201 is a deficient number, since it is larger than the sum of its proper divisors (401505178359).

1200000000201 is a wasteful number, since it uses less digits than its factorization.

1200000000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 376294575.

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 1200000000201 its reverse (1020000000021), we get a palindrome (2220000000222).

It can be divided in two parts, 120000000020 and 1, that added together give a palindrome (120000000021).

The spelling of 1200000000201 in words is "one trillion, two hundred billion, two hundred one", and thus it is an aban number.