11031034111 has 4 divisors (see below), whose sum is σ = 11287569832. Its totient is φ = 10774498392.

The previous prime is 11031034073. The next prime is 11031034121. The reversal of 11031034111 is 11143013011.

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 11031034111 - 2⁹ = 11031033599 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11031034121) 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, 128267796 + ... + 128267881.

It is an arithmetic number, because the mean of its divisors is an integer number (2821892458).

Almost surely, 2^11031034111 is an apocalyptic number.

11031034111 is a deficient number, since it is larger than the sum of its proper divisors (256535721).

11031034111 is an equidigital number, since it uses as much as digits as its factorization.

11031034111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256535720.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11031034111 its reverse (11143013011), we get a palindrome (22174047122).

The spelling of 11031034111 in words is "eleven billion, thirty-one million, thirty-four thousand, one hundred eleven".