11000220121100 has 72 divisors (see below), whose sum is σ = 27283923383808. Its totient is φ = 3771037108800.

The previous prime is 11000220121091. The next prime is 11000220121133. The reversal of 11000220121100 is 112102200011.

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, 4708979 + ... + 6646421.

Almost surely, 2^{11000220121100} is an apocalyptic number.

11000220121100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11000220121100 is an abundant number, since it is smaller than the sum of its proper divisors (16283703262708).

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

11000220121100 is a wasteful number, since it uses less digits than its factorization.

11000220121100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1945575 (or 1945568 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11000220121100 its reverse (112102200011), we get a palindrome (11112322321111).

The spelling of 11000220121100 in words is "eleven trillion, two hundred twenty million, one hundred twenty-one thousand, one hundred".