11033121002220 has 72 divisors (see below), whose sum is σ = 34922226489696. Its totient is φ = 2814245356032.

The previous prime is 11033121002219. The next prime is 11033121002227. The reversal of 11033121002220 is 2220012133011.

11033121002220 is a `hidden beast` number, since 1 + 10 + 331 + 2 + 100 + 2 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 11033121002193 and 11033121002202.

It is not an unprimeable number, because it can be changed into a prime (11033121002227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1332498397 + ... + 1332506676.

It is an arithmetic number, because the mean of its divisors is an integer number (485030923468).

Almost surely, 2^{11033121002220} is an apocalyptic number.

11033121002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11033121002220 is an abundant number, since it is smaller than the sum of its proper divisors (23889105487476).

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

11033121002220 is a wasteful number, since it uses less digits than its factorization.

11033121002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2665005111 (or 2665005106 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 11033121002220 its reverse (2220012133011), we get a palindrome (13253133135231).

The spelling of 11033121002220 in words is "eleven trillion, thirty-three billion, one hundred twenty-one million, two thousand, two hundred twenty".