11120203311100 has 72 divisors (see below), whose sum is σ = 26019668259648. Its totient is φ = 4100769120000.

The previous prime is 11120203311097. The next prime is 11120203311131. The reversal of 11120203311100 is 111330202111.

It is a happy number.

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, 4330276 + ... + 6402475.

It is an arithmetic number, because the mean of its divisors is an integer number (361384281384).

Almost surely, 2^{11120203311100} is an apocalyptic number.

11120203311100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11120203311100 is an abundant number, since it is smaller than the sum of its proper divisors (14899464948548).

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

11120203311100 is a wasteful number, since it uses less digits than its factorization.

11120203311100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10733575 (or 10733568 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 11120203311100 its reverse (111330202111), we get a palindrome (11231533513211).

The spelling of 11120203311100 in words is "eleven trillion, one hundred twenty billion, two hundred three million, three hundred eleven thousand, one hundred".