11103221013000 has 128 divisors (see below), whose sum is σ = 34643222190720. Its totient is φ = 2960758713600.

The previous prime is 11103221012981. The next prime is 11103221013091. The reversal of 11103221013000 is 31012230111.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143112219 + ... + 143189781.

It is an arithmetic number, because the mean of its divisors is an integer number (270650173365).

Almost surely, 2^{11103221013000} is an apocalyptic number.

11103221013000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11103221013000 is an abundant number, since it is smaller than the sum of its proper divisors (23540001177720).

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

11103221013000 is a wasteful number, since it uses less digits than its factorization.

11103221013000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125304 (or 125290 counting only the distinct ones).

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

Adding to 11103221013000 its reverse (31012230111), we get a palindrome (11134233243111).

The spelling of 11103221013000 in words is "eleven trillion, one hundred three billion, two hundred twenty-one million, thirteen thousand".