11102220121100 has 36 divisors (see below), whose sum is σ = 24100968184104. Its totient is φ = 4439201316480.

The previous prime is 11102220121099. The next prime is 11102220121141. The reversal of 11102220121100 is 112102220111.

11102220121100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20819534 + ... + 21346133.

Almost surely, 2^{11102220121100} is an apocalyptic number.

11102220121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11102220121100 is an abundant number, since it is smaller than the sum of its proper divisors (12998748063004).

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

11102220121100 is a wasteful number, since it uses less digits than its factorization.

11102220121100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42168314 (or 42168307 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11102220121100 its reverse (112102220111), we get a palindrome (11214322341211).

The spelling of 11102220121100 in words is "eleven trillion, one hundred two billion, two hundred twenty million, one hundred twenty-one thousand, one hundred".