11223667800 has 240 divisors, whose sum is σ = 40240728000. Its totient is φ = 2896300800.

The previous prime is 11223667789. The next prime is 11223667823. The reversal of 11223667800 is 876632211.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 491026 + ... + 513374.

It is an arithmetic number, because the mean of its divisors is an integer number (167669700).

Almost surely, 2^11223667800 is an apocalyptic number.

11223667800 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 11223667800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20120364000).

11223667800 is an abundant number, since it is smaller than the sum of its proper divisors (29017060200).

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

11223667800 is a wasteful number, since it uses less digits than its factorization.

11223667800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22408 (or 22390 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 11223667800 in words is "eleven billion, two hundred twenty-three million, six hundred sixty-seven thousand, eight hundred".