12040201911 has 8 divisors (see below), whose sum is σ = 16054297200. Its totient is φ = 8026453952.

The previous prime is 12040201891. The next prime is 12040201973. The reversal of 12040201911 is 11910204021.

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 12040201911 - 2¹³ = 12040193719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12040201711) 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, 9241 + ... + 155453.

It is an arithmetic number, because the mean of its divisors is an integer number (2006787150).

Almost surely, 2^12040201911 is an apocalyptic number.

12040201911 is a deficient number, since it is larger than the sum of its proper divisors (4014095289).

12040201911 is a wasteful number, since it uses less digits than its factorization.

12040201911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173665.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 12040201911 its reverse (11910204021), we get a palindrome (23950405932).

The spelling of 12040201911 in words is "twelve billion, forty million, two hundred one thousand, nine hundred eleven".