11122398917280 has 1152 divisors, whose sum is σ = 48412086428160. Its totient is φ = 2353433149440.

The previous prime is 11122398917261. The next prime is 11122398917317. The reversal of 11122398917280 is 8271989322111.

11122398917280 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 2 + 398 + 9 + 172 + 80 = 666.

It is a super-2 number, since 2×11122398917280² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

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 191 ways as a sum of consecutive naturals, for example, 282210216 + ... + 282249624.

It is an arithmetic number, because the mean of its divisors is an integer number (42024380580).

Almost surely, 2^{11122398917280} is an apocalyptic number.

11122398917280 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 11122398917280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24206043214080).

11122398917280 is an abundant number, since it is smaller than the sum of its proper divisors (37289687510880).

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

11122398917280 is a wasteful number, since it uses less digits than its factorization.

11122398917280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39524 (or 39504 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 54.

The spelling of 11122398917280 in words is "eleven trillion, one hundred twenty-two billion, three hundred ninety-eight million, nine hundred seventeen thousand, two hundred eighty".