11123030119 has 4 divisors (see below), whose sum is σ = 11123991144. Its totient is φ = 11122069096.

The previous prime is 11123030089. The next prime is 11123030123. The reversal of 11123030119 is 91103032111.

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 11123030119 - 2⁹ = 11123029607 is a prime.

It is a super-2 number, since 2×11123030119² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11123030119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11123030159) 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, 462937 + ... + 486370.

It is an arithmetic number, because the mean of its divisors is an integer number (2780997786).

Almost surely, 2^11123030119 is an apocalyptic number.

11123030119 is a deficient number, since it is larger than the sum of its proper divisors (961025).

11123030119 is an equidigital number, since it uses as much as digits as its factorization.

11123030119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 961024.

The product of its (nonzero) digits is 162, while the sum is 22.

The spelling of 11123030119 in words is "eleven billion, one hundred twenty-three million, thirty thousand, one hundred nineteen".