11123010305 has 48 divisors (see below), whose sum is σ = 15484392000. Its totient is φ = 7643433600.

The previous prime is 11123010299. The next prime is 11123010331. The reversal of 11123010305 is 50301032111.

It is not a de Polignac number, because 11123010305 - 2²² = 11118816001 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5298146 + ... + 5300244.

It is an arithmetic number, because the mean of its divisors is an integer number (322591500).

Almost surely, 2^11123010305 is an apocalyptic number.

It is an amenable number.

11123010305 is a deficient number, since it is larger than the sum of its proper divisors (4361381695).

11123010305 is a wasteful number, since it uses less digits than its factorization.

11123010305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606 (or 2595 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

Adding to 11123010305 its reverse (50301032111), we get a palindrome (61424042416).

The spelling of 11123010305 in words is "eleven billion, one hundred twenty-three million, ten thousand, three hundred five".