111021110212 has 24 divisors (see below), whose sum is σ = 198852522176. Its totient is φ = 54206718048.

The previous prime is 111021110203. The next prime is 111021110243. The reversal of 111021110212 is 212011120111.

It is a happy number.

111021110212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 111021110192 and 111021110201.

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, 669658 + ... + 818830.

Almost surely, 2^111021110212 is an apocalyptic number.

It is an amenable number.

111021110212 is a deficient number, since it is larger than the sum of its proper divisors (87831411964).

111021110212 is a wasteful number, since it uses less digits than its factorization.

111021110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153547 (or 153545 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111021110212 its reverse (212011120111), we get a palindrome (323032230323).

The spelling of 111021110212 in words is "one hundred eleven billion, twenty-one million, one hundred ten thousand, two hundred twelve".