12011014011 has 4 divisors (see below), whose sum is σ = 16014685352. Its totient is φ = 8007342672.

The previous prime is 12011013997. The next prime is 12011014019. The reversal of 12011014011 is 11041011021.

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

It is not a de Polignac number, because 12011014011 - 2²² = 12006819707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011014019) 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, 2001835666 + ... + 2001835671.

It is an arithmetic number, because the mean of its divisors is an integer number (4003671338).

Almost surely, 2^12011014011 is an apocalyptic number.

12011014011 is a deficient number, since it is larger than the sum of its proper divisors (4003671341).

12011014011 is an equidigital number, since it uses as much as digits as its factorization.

12011014011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4003671340.

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

Adding to 12011014011 its reverse (11041011021), we get a palindrome (23052025032).

The spelling of 12011014011 in words is "twelve billion, eleven million, fourteen thousand, eleven".