11001204000 has 192 divisors, whose sum is σ = 40044775680. Its totient is φ = 2933625600.

The previous prime is 11001203981. The next prime is 11001204007. The reversal of 11001204000 is 40210011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (11001204007) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57069 + ... + 158931.

It is an arithmetic number, because the mean of its divisors is an integer number (208566540).

Almost surely, 2^11001204000 is an apocalyptic number.

11001204000 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 11001204000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20022387840).

11001204000 is an abundant number, since it is smaller than the sum of its proper divisors (29043571680).

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

11001204000 is a wasteful number, since it uses less digits than its factorization.

11001204000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101897 (or 101873 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 11001204000 its reverse (40210011), we get a palindrome (11041414011).

The spelling of 11001204000 in words is "eleven billion, one million, two hundred four thousand".