1200011020201 has 16 divisors (see below), whose sum is σ = 1373623640064. Its totient is φ = 1026944409744.

The previous prime is 1200011020139. The next prime is 1200011020211. The reversal of 1200011020201 is 1020201100021.

It is a cyclic number.

It is not a de Polignac number, because 1200011020201 - 2⁹ = 1200011019689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1200011020211) 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, 67608810 + ... + 67626556.

It is an arithmetic number, because the mean of its divisors is an integer number (85851477504).

Almost surely, 2^{1200011020201} is an apocalyptic number.

It is an amenable number.

1200011020201 is a deficient number, since it is larger than the sum of its proper divisors (173612619863).

1200011020201 is a wasteful number, since it uses less digits than its factorization.

1200011020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32580.

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

Adding to 1200011020201 its reverse (1020201100021), we get a palindrome (2220212120222).

The spelling of 1200011020201 in words is "one trillion, two hundred billion, eleven million, twenty thousand, two hundred one".