11112011022000 has 640 divisors, whose sum is σ = 42822082068480. Its totient is φ = 2423831731200.

The previous prime is 11112011021987. The next prime is 11112011022001. The reversal of 11112011022000 is 22011021111.

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

It is not an unprimeable number, because it can be changed into a prime (11112011022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 424060899 + ... + 424087101.

It is an arithmetic number, because the mean of its divisors is an integer number (66909503232).

Almost surely, 2^{11112011022000} is an apocalyptic number.

11112011022000 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 11112011022000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21411041034240).

11112011022000 is an abundant number, since it is smaller than the sum of its proper divisors (31710071046480).

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

11112011022000 is a wasteful number, since it uses less digits than its factorization.

11112011022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26698 (or 26682 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11112011022000 its reverse (22011021111), we get a palindrome (11134022043111).

The spelling of 11112011022000 in words is "eleven trillion, one hundred twelve billion, eleven million, twenty-two thousand".