11230022340 has 144 divisors (see below), whose sum is σ = 34494510960. Its totient is φ = 2957030400.

The previous prime is 11230022269. The next prime is 11230022399. The reversal of 11230022340 is 4322003211.

11230022340 is a `hidden beast` number, since 1 + 1 + 2 + 300 + 22 + 340 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 1314642564 + 9915379776 = 36258^2 + 99576^2 .

It is a super-2 number, since 2×11230022340² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 10125706 + ... + 10126814.

It is an arithmetic number, because the mean of its divisors is an integer number (239545215).

Almost surely, 2^11230022340 is an apocalyptic number.

11230022340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11230022340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17247255480).

11230022340 is an abundant number, since it is smaller than the sum of its proper divisors (23264488620).

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

11230022340 is a wasteful number, since it uses less digits than its factorization.

11230022340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782 (or 1777 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 11230022340 its reverse (4322003211), we get a palindrome (15552025551).

The spelling of 11230022340 in words is "eleven billion, two hundred thirty million, twenty-two thousand, three hundred forty".