11223003000 has 256 divisors, whose sum is σ = 38413440000. Its totient is φ = 2705472000.

The previous prime is 11223002983. The next prime is 11223003047. The reversal of 11223003000 is 30032211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6566146 + ... + 6567854.

It is an arithmetic number, because the mean of its divisors is an integer number (150052500).

Almost surely, 2^11223003000 is an apocalyptic number.

11223003000 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 11223003000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19206720000).

11223003000 is an abundant number, since it is smaller than the sum of its proper divisors (27190437000).

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

11223003000 is a wasteful number, since it uses less digits than its factorization.

11223003000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1943 (or 1929 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 11223003000 its reverse (30032211), we get a palindrome (11253035211).

The spelling of 11223003000 in words is "eleven billion, two hundred twenty-three million, three thousand".