11322023240 has 384 divisors, whose sum is σ = 31646764800. Its totient is φ = 3624192000.

The previous prime is 11322023231. The next prime is 11322023243. The reversal of 11322023240 is 4232022311.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11322023243) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 112099190 + ... + 112099290.

It is an arithmetic number, because the mean of its divisors is an integer number (82413450).

Almost surely, 2^11322023240 is an apocalyptic number.

11322023240 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 11322023240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15823382400).

11322023240 is an abundant number, since it is smaller than the sum of its proper divisors (20324741560).

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

11322023240 is a wasteful number, since it uses less digits than its factorization.

11322023240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229 (or 214 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11322023240 its reverse (4232022311), we get a palindrome (15554045551).

The spelling of 11322023240 in words is "eleven billion, three hundred twenty-two million, twenty-three thousand, two hundred forty".