111112220112212 has 12 divisors (see below), whose sum is σ = 212123329305216. Its totient is φ = 50505554596440.

The previous prime is 111112220112199. The next prime is 111112220112269. The reversal of 111112220112212 is 212211022211111.

It is a happy number.

111112220112212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1262638864868 + ... + 1262638864955.

It is an arithmetic number, because the mean of its divisors is an integer number (17676944108768).

Almost surely, 2^{111112220112212} is an apocalyptic number.

It is an amenable number.

111112220112212 is a deficient number, since it is larger than the sum of its proper divisors (101011109193004).

111112220112212 is a wasteful number, since it uses less digits than its factorization.

111112220112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525277729838 (or 2525277729836 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111112220112212 its reverse (212211022211111), we get a palindrome (323323242323323).

The spelling of 111112220112212 in words is "one hundred eleven trillion, one hundred twelve billion, two hundred twenty million, one hundred twelve thousand, two hundred twelve".