11121403052736 has 168 divisors, whose sum is σ = 33523752697344. Its totient is φ = 3654920828160.

The previous prime is 11121403052723. The next prime is 11121403052737. The reversal of 11121403052736 is 63725030412111.

11121403052736 is a `hidden beast` number, since 1 + 1 + 121 + 4 + 0 + 3 + 0 + 527 + 3 + 6 = 666.

It is a super-2 number, since 2×11121403052736² (a number of 27 digits) contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 11121403052736.

It is not an unprimeable number, because it can be changed into a prime (11121403052737) by changing a digit.

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, 3931800 + ... + 6140183.

It is an arithmetic number, because the mean of its divisors is an integer number (199546147008).

Almost surely, 2^{11121403052736} is an apocalyptic number.

11121403052736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11121403052736 is an abundant number, since it is smaller than the sum of its proper divisors (22402349644608).

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

11121403052736 is an equidigital number, since it uses as much as digits as its factorization.

11121403052736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10072081 (or 10072059 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

Adding to 11121403052736 its reverse (63725030412111), we get a palindrome (74846433464847).

The spelling of 11121403052736 in words is "eleven trillion, one hundred twenty-one billion, four hundred three million, fifty-two thousand, seven hundred thirty-six".