12001100201 has 16 divisors (see below), whose sum is σ = 12382301568. Its totient is φ = 11624342400.

The previous prime is 12001100191. The next prime is 12001100213. The reversal of 12001100201 is 10200110021.

It is a cyclic number.

It is not a de Polignac number, because 12001100201 - 2¹⁴ = 12001083817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001100281) 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, 6729956 + ... + 6731738.

It is an arithmetic number, because the mean of its divisors is an integer number (773893848).

Almost surely, 2^12001100201 is an apocalyptic number.

It is an amenable number.

12001100201 is a deficient number, since it is larger than the sum of its proper divisors (381201367).

12001100201 is a wasteful number, since it uses less digits than its factorization.

12001100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2912.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 12001100201 its reverse (10200110021), we get a palindrome (22201210222).

It can be divided in two parts, 1200110020 and 1, that added together give a palindrome (1200110021).

The spelling of 12001100201 in words is "twelve billion, one million, one hundred thousand, two hundred one".