201200120210009 has 8 divisors (see below), whose sum is σ = 206638335577728. Its totient is φ = 195761924541360.

The previous prime is 201200120209981. The next prime is 201200120210029. The reversal of 201200120210009 is 900012021002102.

It is a happy number.

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 201200120210009 - 2¹² = 201200120205913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201200120210029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17091014 + ... + 26353424.

It is an arithmetic number, because the mean of its divisors is an integer number (25829791947216).

Almost surely, 2^{201200120210009} is an apocalyptic number.

It is an amenable number.

201200120210009 is a deficient number, since it is larger than the sum of its proper divisors (5438215367719).

201200120210009 is an equidigital number, since it uses as much as digits as its factorization.

201200120210009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9849535.

The product of its (nonzero) digits is 144, while the sum is 20.

The spelling of 201200120210009 in words is "two hundred one trillion, two hundred billion, one hundred twenty million, two hundred ten thousand, nine".