112111221212222 has 8 divisors (see below), whose sum is σ = 178058998395936. Its totient is φ = 52758221746912.

The previous prime is 112111221212219. The next prime is 112111221212267. The reversal of 112111221212222 is 222212122111211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×112111221212222² (a number of 29 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

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, 1648694429558 + ... + 1648694429625.

It is an arithmetic number, because the mean of its divisors is an integer number (22257374799492).

Almost surely, 2^{112111221212222} is an apocalyptic number.

112111221212222 is a deficient number, since it is larger than the sum of its proper divisors (65947777183714).

112111221212222 is a wasteful number, since it uses less digits than its factorization.

112111221212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297388859202.

The product of its digits is 256, while the sum is 23.

Adding to 112111221212222 its reverse (222212122111211), we get a palindrome (334323343323433).

The spelling of 112111221212222 in words is "one hundred twelve trillion, one hundred eleven billion, two hundred twenty-one million, two hundred twelve thousand, two hundred twenty-two".