11022121002204 has 72 divisors (see below), whose sum is σ = 30043479578112. Its totient is φ = 3387034385280.

The previous prime is 11022121002161. The next prime is 11022121002209. The reversal of 11022121002204 is 40220012122011.

11022121002204 is a `hidden beast` number, since 1 + 10 + 221 + 210 + 0 + 220 + 4 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022121002209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14872092 + ... + 15595619.

It is an arithmetic number, because the mean of its divisors is an integer number (417270549696).

Almost surely, 2^{11022121002204} is an apocalyptic number.

It is an amenable number.

11022121002204 is an abundant number, since it is smaller than the sum of its proper divisors (19021358575908).

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

11022121002204 is a wasteful number, since it uses less digits than its factorization.

11022121002204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30468507 (or 30468502 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 11022121002204 its reverse (40220012122011), we get a palindrome (51242133124215).

The spelling of 11022121002204 in words is "eleven trillion, twenty-two billion, one hundred twenty-one million, two thousand, two hundred four".