11143234111 has 2 divisors, whose sum is σ = 11143234112. Its totient is φ = 11143234110.

The previous prime is 11143234073. The next prime is 11143234129.

11143234111 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 11143234111 - 2¹⁵ = 11143201343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11143234181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5571617055 + 5571617056.

It is an arithmetic number, because the mean of its divisors is an integer number (5571617056).

Almost surely, 2^11143234111 is an apocalyptic number.

11143234111 is a deficient number, since it is larger than the sum of its proper divisors (1).

11143234111 is an equidigital number, since it uses as much as digits as its factorization.

11143234111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 22.

The spelling of 11143234111 in words is "eleven billion, one hundred forty-three million, two hundred thirty-four thousand, one hundred eleven".