11100022222 has 4 divisors (see below), whose sum is σ = 16650033336. Its totient is φ = 5550011110.

The previous prime is 11100022207. The next prime is 11100022247. The reversal of 11100022222 is 22222000111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775005554 + ... + 2775005557.

It is an arithmetic number, because the mean of its divisors is an integer number (4162508334).

Almost surely, 2^11100022222 is an apocalyptic number.

11100022222 is a deficient number, since it is larger than the sum of its proper divisors (5550011114).

11100022222 is an equidigital number, since it uses as much as digits as its factorization.

11100022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5550011113.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 11100022222 its reverse (22222000111), we get a palindrome (33322022333).

The spelling of 11100022222 in words is "eleven billion, one hundred million, twenty-two thousand, two hundred twenty-two".