111222200222012 has 18 divisors (see below), whose sum is σ = 213941876874264. Its totient is φ = 50555545555240.

The previous prime is 111222200221981. The next prime is 111222200222027. The reversal of 111222200222012 is 210222002222111.

111222200222012 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 5 ways as a sum of consecutive naturals, for example, 114898966688 + ... + 114898967655.

It is an arithmetic number, because the mean of its divisors is an integer number (11885659826348).

Almost surely, 2^{111222200222012} is an apocalyptic number.

It is an amenable number.

111222200222012 is a deficient number, since it is larger than the sum of its proper divisors (102719676652252).

111222200222012 is a wasteful number, since it uses less digits than its factorization.

111222200222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229797934369 (or 229797934356 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 111222200222012 its reverse (210222002222111), we get a palindrome (321444202444123).

The spelling of 111222200222012 in words is "one hundred eleven trillion, two hundred twenty-two billion, two hundred million, two hundred twenty-two thousand, twelve".