11003222240 has 144 divisors (see below), whose sum is σ = 27603065952. Its totient is φ = 4144186368.

The previous prime is 11003222233. The next prime is 11003222291. The reversal of 11003222240 is 4222230011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11378237 + ... + 11379203.

It is an arithmetic number, because the mean of its divisors is an integer number (191687958).

Almost surely, 2^11003222240 is an apocalyptic number.

11003222240 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 11003222240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13801532976).

11003222240 is an abundant number, since it is smaller than the sum of its proper divisors (16599843712).

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

11003222240 is a wasteful number, since it uses less digits than its factorization.

11003222240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1217 (or 1190 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 11003222240 its reverse (4222230011), we get a palindrome (15225452251).

The spelling of 11003222240 in words is "eleven billion, three million, two hundred twenty-two thousand, two hundred forty".