11000222221122 has 48 divisors (see below), whose sum is σ = 23960528766720. Its totient is φ = 3647280892416.

The previous prime is 11000222221061. The next prime is 11000222221123. The reversal of 11000222221122 is 22112222200011.

It is a happy number.

11000222221122 is a `hidden beast` number, since 1 + 100 + 0 + 222 + 221 + 122 = 666.

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

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11000222221095 and 11000222221104.

It is not an unprimeable number, because it can be changed into a prime (11000222221123) 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, 2374498 + ... + 5257250.

It is an arithmetic number, because the mean of its divisors is an integer number (499177682640).

Almost surely, 2^{11000222221122} is an apocalyptic number.

11000222221122 is an abundant number, since it is smaller than the sum of its proper divisors (12960306545598).

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

11000222221122 is a wasteful number, since it uses less digits than its factorization.

11000222221122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883887 (or 2883884 counting only the distinct ones).

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

Adding to 11000222221122 its reverse (22112222200011), we get a palindrome (33112444421133).

The spelling of 11000222221122 in words is "eleven trillion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty-two".