11100222220012 has 12 divisors (see below), whose sum is σ = 20568058819560. Its totient is φ = 5223633985856.

The previous prime is 11100222219991. The next prime is 11100222220067. The reversal of 11100222220012 is 21002222200111.

It is a happy number.

11100222220012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81619280962 + ... + 81619281097.

It is an arithmetic number, because the mean of its divisors is an integer number (1714004901630).

Almost surely, 2^{11100222220012} is an apocalyptic number.

It is an amenable number.

11100222220012 is a deficient number, since it is larger than the sum of its proper divisors (9467836599548).

11100222220012 is a wasteful number, since it uses less digits than its factorization.

11100222220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163238562080 (or 163238562078 counting only the distinct ones).

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

Adding to 11100222220012 its reverse (21002222200111), we get a palindrome (32102444420123).

The spelling of 11100222220012 in words is "eleven trillion, one hundred billion, two hundred twenty-two million, two hundred twenty thousand, twelve".