11021100022222 has 16 divisors (see below), whose sum is σ = 16751846419200. Its totient is φ = 5437242340920.

The previous prime is 11021100022217. The next prime is 11021100022223. The reversal of 11021100022222 is 22222000112011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11021100022196 and 11021100022205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021100022223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22538572 + ... + 23022367.

It is an arithmetic number, because the mean of its divisors is an integer number (1046990401200).

Almost surely, 2^{11021100022222} is an apocalyptic number.

11021100022222 is a deficient number, since it is larger than the sum of its proper divisors (5730746396978).

11021100022222 is a wasteful number, since it uses less digits than its factorization.

11021100022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45562551.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11021100022222 its reverse (22222000112011), we get a palindrome (33243100134233).

The spelling of 11021100022222 in words is "eleven trillion, twenty-one billion, one hundred million, twenty-two thousand, two hundred twenty-two".