11031200136 has 240 divisors, whose sum is σ = 34299231120. Its totient is φ = 3284971200.

The previous prime is 11031200129. The next prime is 11031200137. The reversal of 11031200136 is 63100213011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11031200137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 35932095 + ... + 35932401.

It is an arithmetic number, because the mean of its divisors is an integer number (142913463).

Almost surely, 2^11031200136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11031200136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17149615560).

11031200136 is an abundant number, since it is smaller than the sum of its proper divisors (23268030984).

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

11031200136 is a wasteful number, since it uses less digits than its factorization.

11031200136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478 (or 394 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 11031200136 its reverse (63100213011), we get a palindrome (74131413147).

The spelling of 11031200136 in words is "eleven billion, thirty-one million, two hundred thousand, one hundred thirty-six".