11020221102204 has 18 divisors (see below), whose sum is σ = 27856670008440. Its totient is φ = 3673407034056.

The previous prime is 11020221102161. The next prime is 11020221102299. The reversal of 11020221102204 is 40220112202011.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×11020221102204² (a number of 27 digits) contains 22 as substring.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 153058626384 + ... + 153058626455.

Almost surely, 2^{11020221102204} is an apocalyptic number.

It is an amenable number.

11020221102204 is an abundant number, since it is smaller than the sum of its proper divisors (16836448906236).

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

11020221102204 is a wasteful number, since it uses less digits than its factorization.

11020221102204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306117252849 (or 306117252844 counting only the distinct ones).

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

Adding to 11020221102204 its reverse (40220112202011), we get a palindrome (51240333304215).

The spelling of 11020221102204 in words is "eleven trillion, twenty billion, two hundred twenty-one million, one hundred two thousand, two hundred four".