12032111011 has 2 divisors, whose sum is σ = 12032111012. Its totient is φ = 12032111010.

The previous prime is 12032110999. The next prime is 12032111017. The reversal of 12032111011 is 11011123021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12032111011 - 2⁹ = 12032110499 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12032110982 and 12032111000.

It is not a weakly prime, because it can be changed into another prime (12032111017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6016055505 + 6016055506.

It is an arithmetic number, because the mean of its divisors is an integer number (6016055506).

Almost surely, 2^12032111011 is an apocalyptic number.

12032111011 is a deficient number, since it is larger than the sum of its proper divisors (1).

12032111011 is an equidigital number, since it uses as much as digits as its factorization.

12032111011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12032111011 its reverse (11011123021), we get a palindrome (23043234032).

The spelling of 12032111011 in words is "twelve billion, thirty-two million, one hundred eleven thousand, eleven".