11103120321200 has 60 divisors (see below), whose sum is σ = 26845152752640. Its totient is φ = 4412959898880.

The previous prime is 11103120321191. The next prime is 11103120321221. The reversal of 11103120321200 is 212302130111.

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 11 ways as a sum of consecutive naturals, for example, 88337840 + ... + 88463439.

It is an arithmetic number, because the mean of its divisors is an integer number (447419212544).

Almost surely, 2^{11103120321200} is an apocalyptic number.

11103120321200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103120321200 is an abundant number, since it is smaller than the sum of its proper divisors (15742032431440).

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

11103120321200 is a wasteful number, since it uses less digits than its factorization.

11103120321200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176801454 (or 176801443 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 11103120321200 its reverse (212302130111), we get a palindrome (11315422451311).

The spelling of 11103120321200 in words is "eleven trillion, one hundred three billion, one hundred twenty million, three hundred twenty-one thousand, two hundred".