11100122202222 has 24 divisors (see below), whose sum is σ = 24288386208840. Its totient is φ = 3663406666800.

The previous prime is 11100122202139. The next prime is 11100122202293. The reversal of 11100122202222 is 22220222100111.

It is a happy number.

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 = 11100122202195 and 11100122202204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3052837072 + ... + 3052840707.

It is an arithmetic number, because the mean of its divisors is an integer number (1012016092035).

Almost surely, 2^{11100122202222} is an apocalyptic number.

11100122202222 is an abundant number, since it is smaller than the sum of its proper divisors (13188264006618).

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

11100122202222 is a wasteful number, since it uses less digits than its factorization.

11100122202222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6105677888 (or 6105677885 counting only the distinct ones).

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

Adding to 11100122202222 its reverse (22220222100111), we get a palindrome (33320344302333).

The spelling of 11100122202222 in words is "eleven trillion, one hundred billion, one hundred twenty-two million, two hundred two thousand, two hundred twenty-two".