112212221221112 has 32 divisors (see below), whose sum is σ = 210430079388000. Its totient is φ = 56097534105984.

The previous prime is 112212221221091. The next prime is 112212221221187. The reversal of 112212221221112 is 211122122212211.

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 7 ways as a sum of consecutive naturals, for example, 1975086818 + ... + 1975143630.

It is an arithmetic number, because the mean of its divisors is an integer number (6575939980875).

Almost surely, 2^{112212221221112} is an apocalyptic number.

It is an amenable number.

112212221221112 is a deficient number, since it is larger than the sum of its proper divisors (98217858166888).

112212221221112 is a wasteful number, since it uses less digits than its factorization.

112212221221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90215 (or 90211 counting only the distinct ones).

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

Adding to 112212221221112 its reverse (211122122212211), we get a palindrome (323334343433323).

The spelling of 112212221221112 in words is "one hundred twelve trillion, two hundred twelve billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred twelve".