11100221102212 has 24 divisors (see below), whose sum is σ = 21591167637312. Its totient is φ = 4950355893600.

The previous prime is 11100221102207. The next prime is 11100221102227. The reversal of 11100221102212 is 21220112200111.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2379976464 + ... + 2379981127.

It is an arithmetic number, because the mean of its divisors is an integer number (899631984888).

Almost surely, 2^{11100221102212} is an apocalyptic number.

It is an amenable number.

11100221102212 is a deficient number, since it is larger than the sum of its proper divisors (10490946535100).

11100221102212 is a wasteful number, since it uses less digits than its factorization.

11100221102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4759957659 (or 4759957657 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11100221102212 its reverse (21220112200111), we get a palindrome (32320333302323).

The spelling of 11100221102212 in words is "eleven trillion, one hundred billion, two hundred twenty-one million, one hundred two thousand, two hundred twelve".