11203355321320 has 64 divisors (see below), whose sum is σ = 25912758263040. Its totient is φ = 4357700928000.

The previous prime is 11203355321317. The next prime is 11203355321357. The reversal of 11203355321320 is 2312355330211.

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 15 ways as a sum of consecutive naturals, for example, 26812156 + ... + 27226795.

It is an arithmetic number, because the mean of its divisors is an integer number (404886847860).

Almost surely, 2^{11203355321320} is an apocalyptic number.

11203355321320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11203355321320 is an abundant number, since it is smaller than the sum of its proper divisors (14709402941720).

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

11203355321320 is a wasteful number, since it uses less digits than its factorization.

11203355321320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54039106 (or 54039102 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 31.

The spelling of 11203355321320 in words is "eleven trillion, two hundred three billion, three hundred fifty-five million, three hundred twenty-one thousand, three hundred twenty".