111122102212 has 48 divisors (see below), whose sum is σ = 219754684800. Its totient is φ = 48702268160.

The previous prime is 111122102197. The next prime is 111122102239. The reversal of 111122102212 is 212201221111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 889464 + ... + 1006672.

It is an arithmetic number, because the mean of its divisors is an integer number (4578222600).

Almost surely, 2^111122102212 is an apocalyptic number.

It is an amenable number.

111122102212 is a deficient number, since it is larger than the sum of its proper divisors (108632582588).

111122102212 is a wasteful number, since it uses less digits than its factorization.

111122102212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117996 (or 117994 counting only the distinct ones).

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

Adding to 111122102212 its reverse (212201221111), we get a palindrome (323323323323).

The spelling of 111122102212 in words is "one hundred eleven billion, one hundred twenty-two million, one hundred two thousand, two hundred twelve".