12041011011 has 16 divisors (see below), whose sum is σ = 16406211744. Its totient is φ = 7852475904.

The previous prime is 12041011001. The next prime is 12041011043. The reversal of 12041011011 is 11011014021.

It is not a de Polignac number, because 12041011011 - 2²³ = 12032622403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12041011001) 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, 58776 + ... + 165941.

It is an arithmetic number, because the mean of its divisors is an integer number (1025388234).

Almost surely, 2^12041011011 is an apocalyptic number.

12041011011 is a deficient number, since it is larger than the sum of its proper divisors (4365200733).

12041011011 is a wasteful number, since it uses less digits than its factorization.

12041011011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225110.

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

Adding to 12041011011 its reverse (11011014021), we get a palindrome (23052025032).

The spelling of 12041011011 in words is "twelve billion, forty-one million, eleven thousand, eleven".