12031024411111 has 4 divisors (see below), whose sum is σ = 12258024871752. Its totient is φ = 11804023950472.

The previous prime is 12031024411097. The next prime is 12031024411123. The reversal of 12031024411111 is 11111442013021.

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

It is a cyclic number.

It is not a de Polignac number, because 12031024411111 - 2⁹ = 12031024410599 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 (12031024411411) 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, 113500230241 + ... + 113500230346.

It is an arithmetic number, because the mean of its divisors is an integer number (3064506217938).

Almost surely, 2^{12031024411111} is an apocalyptic number.

12031024411111 is a deficient number, since it is larger than the sum of its proper divisors (227000460641).

12031024411111 is an equidigital number, since it uses as much as digits as its factorization.

12031024411111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227000460640.

The product of its (nonzero) digits is 192, while the sum is 22.

Adding to 12031024411111 its reverse (11111442013021), we get a palindrome (23142466424132).

The spelling of 12031024411111 in words is "twelve trillion, thirty-one billion, twenty-four million, four hundred eleven thousand, one hundred eleven".