12002020221211 has 32 divisors (see below), whose sum is σ = 12988991478528. Its totient is φ = 11049129907200.

The previous prime is 12002020221157. The next prime is 12002020221229. The reversal of 12002020221211 is 11212202020021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12002020221211 - 2¹⁹ = 12002019696923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002020221241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94402636 + ... + 94529686.

It is an arithmetic number, because the mean of its divisors is an integer number (405905983704).

Almost surely, 2^{12002020221211} is an apocalyptic number.

12002020221211 is a deficient number, since it is larger than the sum of its proper divisors (986971257317).

12002020221211 is a wasteful number, since it uses less digits than its factorization.

12002020221211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127771.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12002020221211 its reverse (11212202020021), we get a palindrome (23214222241232).

The spelling of 12002020221211 in words is "twelve trillion, two billion, twenty million, two hundred twenty-one thousand, two hundred eleven".