12010020211011 has 4 divisors (see below), whose sum is σ = 16013360281352. Its totient is φ = 8006680140672.

The previous prime is 12010020210961. The next prime is 12010020211037. The reversal of 12010020211011 is 11011202001021.

12010020211011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 12010020211011 - 2¹⁰ = 12010020209987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12010020211051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2001670035166 + ... + 2001670035171.

It is an arithmetic number, because the mean of its divisors is an integer number (4003340070338).

Almost surely, 2^{12010020211011} is an apocalyptic number.

12010020211011 is a deficient number, since it is larger than the sum of its proper divisors (4003340070341).

12010020211011 is an equidigital number, since it uses as much as digits as its factorization.

12010020211011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003340070340.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12010020211011 its reverse (11011202001021), we get a palindrome (23021222212032).

The spelling of 12010020211011 in words is "twelve trillion, ten billion, twenty million, two hundred eleven thousand, eleven".