11240121312200 has 192 divisors, whose sum is σ = 30218623473600. Its totient is φ = 3842733670400.

The previous prime is 11240121312187. The next prime is 11240121312221. The reversal of 11240121312200 is 221312104211.

It is a super-2 number, since 2×11240121312200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 34582847 + ... + 34906353.

It is an arithmetic number, because the mean of its divisors is an integer number (157388663925).

Almost surely, 2^{11240121312200} is an apocalyptic number.

11240121312200 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 11240121312200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15109311736800).

11240121312200 is an abundant number, since it is smaller than the sum of its proper divisors (18978502161400).

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

11240121312200 is a wasteful number, since it uses less digits than its factorization.

11240121312200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324480 (or 324471 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11240121312200 its reverse (221312104211), we get a palindrome (11461433416411).

The spelling of 11240121312200 in words is "eleven trillion, two hundred forty billion, one hundred twenty-one million, three hundred twelve thousand, two hundred".