11030123112 has 16 divisors (see below), whose sum is σ = 27575307840. Its totient is φ = 3676707696.

The previous prime is 11030123099. The next prime is 11030123183. The reversal of 11030123112 is 21132103011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11030123091 and 11030123100.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229794208 + ... + 229794255.

It is an arithmetic number, because the mean of its divisors is an integer number (1723456740).

Almost surely, 2^11030123112 is an apocalyptic number.

11030123112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11030123112 is an abundant number, since it is smaller than the sum of its proper divisors (16545184728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11030123112 is a wasteful number, since it uses less digits than its factorization.

11030123112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 459588472 (or 459588468 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11030123112 its reverse (21132103011), we get a palindrome (32162226123).

The spelling of 11030123112 in words is "eleven billion, thirty million, one hundred twenty-three thousand, one hundred twelve".