11113321200000 has 192 divisors, whose sum is σ = 36897341700240. Its totient is φ = 2963552000000.

The previous prime is 11113321199999. The next prime is 11113321200013. The reversal of 11113321200000 is 212331111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3430551 + ... + 5830550.

Almost surely, 2^{11113321200000} is an apocalyptic number.

11113321200000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113321200000 is an abundant number, since it is smaller than the sum of its proper divisors (25784020500240).

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

11113321200000 is an frugal number, since it uses more digits than its factorization.

11113321200000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9261143 (or 9261111 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 11113321200000 its reverse (212331111), we get a palindrome (11113533531111).

The spelling of 11113321200000 in words is "eleven trillion, one hundred thirteen billion, three hundred twenty-one million, two hundred thousand".