11123314420 has 24 divisors (see below), whose sum is σ = 23362038504. Its totient is φ = 4448739456.

The previous prime is 11123314417. The next prime is 11123314439. The reversal of 11123314420 is 2441332111.

It can be written as a sum of positive squares in 4 ways, for example, as 1769716624 + 9353597796 = 42068^2 + 96714^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11123314391 and 11123314400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139594 + ... + 204286.

It is an arithmetic number, because the mean of its divisors is an integer number (973418271).

Almost surely, 2^11123314420 is an apocalyptic number.

11123314420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11123314420 is an abundant number, since it is smaller than the sum of its proper divisors (12238724084).

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

11123314420 is a wasteful number, since it uses less digits than its factorization.

11123314420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73299 (or 73297 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 11123314420 its reverse (2441332111), we get a palindrome (13564646531).

The spelling of 11123314420 in words is "eleven billion, one hundred twenty-three million, three hundred fourteen thousand, four hundred twenty".