12041203111 has 12 divisors (see below), whose sum is σ = 14114045880. Its totient is φ = 10242239280.

The previous prime is 12041203093. The next prime is 12041203123. The reversal of 12041203111 is 11130214021.

It is not a de Polignac number, because 12041203111 - 2⁷ = 12041202983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041203511) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 931516 + ... + 944353.

It is an arithmetic number, because the mean of its divisors is an integer number (1176170490).

Almost surely, 2^12041203111 is an apocalyptic number.

12041203111 is a deficient number, since it is larger than the sum of its proper divisors (2072842769).

12041203111 is a wasteful number, since it uses less digits than its factorization.

12041203111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876014 (or 1876007 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12041203111 its reverse (11130214021), we get a palindrome (23171417132).

The spelling of 12041203111 in words is "twelve billion, forty-one million, two hundred three thousand, one hundred eleven".